Home / 144,772.19-199,796.94-93,135.40

Finding the Fourth Proportional to 144,772.19, 199,796.94 and 93,135.40

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Solution

The fourth proportional to 144,772.19, 199,796.94 and 93,135.40 is: 128,534.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,772.19 : 199,796.94 = 93,135.40 : x
  2. Step 2: Convert to fraction form
    144,772.19/199,796.94 = 93,135.40/x
  3. Step 3: Cross multiply
    144,772.19x = 199,796.94 × 93,135.40
  4. Step 4: Simplify right side
    144,772.19x = 18,608,167,426.18
  5. Step 5: Solve for x
    x = 18,608,167,426.18/144,772.19
  6. Step 6: Final answer
    x = 128,534.13

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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.