Home / 56,302.14-77,660.33-36,127.07

Finding the Fourth Proportional to 56,302.14, 77,660.33 and 36,127.07

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Solution

The fourth proportional to 56,302.14, 77,660.33 and 36,127.07 is: 49,831.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,302.14 : 77,660.33 = 36,127.07 : x
  2. Step 2: Convert to fraction form
    56,302.14/77,660.33 = 36,127.07/x
  3. Step 3: Cross multiply
    56,302.14x = 77,660.33 × 36,127.07
  4. Step 4: Simplify right side
    56,302.14x = 2,805,639,609.20
  5. Step 5: Solve for x
    x = 2,805,639,609.20/56,302.14
  6. Step 6: Final answer
    x = 49,831.85

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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.