Home / 105,043.56-144,963.96-59,729.16

Finding the Fourth Proportional to 105,043.56, 144,963.96 and 59,729.16

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Solution

The fourth proportional to 105,043.56, 144,963.96 and 59,729.16 is: 82,428.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,043.56 : 144,963.96 = 59,729.16 : x
  2. Step 2: Convert to fraction form
    105,043.56/144,963.96 = 59,729.16/x
  3. Step 3: Cross multiply
    105,043.56x = 144,963.96 × 59,729.16
  4. Step 4: Simplify right side
    105,043.56x = 8,658,575,561.07
  5. Step 5: Solve for x
    x = 8,658,575,561.07/105,043.56
  6. Step 6: Final answer
    x = 82,428.43

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1.5x scale

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.