Home / 67,407.57-93,030.68-38,727.17

Finding the Fourth Proportional to 67,407.57, 93,030.68 and 38,727.17

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Solution

The fourth proportional to 67,407.57, 93,030.68 and 38,727.17 is: 53,448.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,407.57 : 93,030.68 = 38,727.17 : x
  2. Step 2: Convert to fraction form
    67,407.57/93,030.68 = 38,727.17/x
  3. Step 3: Cross multiply
    67,407.57x = 93,030.68 × 38,727.17
  4. Step 4: Simplify right side
    67,407.57x = 3,602,814,300.79
  5. Step 5: Solve for x
    x = 3,602,814,300.79/67,407.57
  6. Step 6: Final answer
    x = 53,448.22

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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.