Home / 94,123.28-129,901.83-53,831.45

Finding the Fourth Proportional to 94,123.28, 129,901.83 and 53,831.45

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Solution

The fourth proportional to 94,123.28, 129,901.83 and 53,831.45 is: 74,294.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,123.28 : 129,901.83 = 53,831.45 : x
  2. Step 2: Convert to fraction form
    94,123.28/129,901.83 = 53,831.45/x
  3. Step 3: Cross multiply
    94,123.28x = 129,901.83 × 53,831.45
  4. Step 4: Simplify right side
    94,123.28x = 6,992,803,866.55
  5. Step 5: Solve for x
    x = 6,992,803,866.55/94,123.28
  6. Step 6: Final answer
    x = 74,294.09

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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.