Home / 75,323.48-103,941.92-43,061.60

Finding the Fourth Proportional to 75,323.48, 103,941.92 and 43,061.60

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Solution

The fourth proportional to 75,323.48, 103,941.92 and 43,061.60 is: 59,422.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,323.48 : 103,941.92 = 43,061.60 : x
  2. Step 2: Convert to fraction form
    75,323.48/103,941.92 = 43,061.60/x
  3. Step 3: Cross multiply
    75,323.48x = 103,941.92 × 43,061.60
  4. Step 4: Simplify right side
    75,323.48x = 4,475,905,382.27
  5. Step 5: Solve for x
    x = 4,475,905,382.27/75,323.48
  6. Step 6: Final answer
    x = 59,422.45

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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.