Home / 105,674,555.80-145,831,943.33-59,263,813.27

Finding the Fourth Proportional to 105,674,555.80, 145,831,943.33 and 59,263,813.27

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Solution

The fourth proportional to 105,674,555.80, 145,831,943.33 and 59,263,813.27 is: 81,784,654.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,674,555.80 : 145,831,943.33 = 59,263,813.27 : x
  2. Step 2: Convert to fraction form
    105,674,555.80/145,831,943.33 = 59,263,813.27/x
  3. Step 3: Cross multiply
    105,674,555.80x = 145,831,943.33 × 59,263,813.27
  4. Step 4: Simplify right side
    105,674,555.80x = 8,642,557,058,310,343
  5. Step 5: Solve for x
    x = 8,642,557,058,310,343/105,674,555.80
  6. Step 6: Final answer
    x = 81,784,654.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.