Home / 86,925.19-119,952.61-53,384.71

Finding the Fourth Proportional to 86,925.19, 119,952.61 and 53,384.71

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Solution

The fourth proportional to 86,925.19, 119,952.61 and 53,384.71 is: 73,668.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,925.19 : 119,952.61 = 53,384.71 : x
  2. Step 2: Convert to fraction form
    86,925.19/119,952.61 = 53,384.71/x
  3. Step 3: Cross multiply
    86,925.19x = 119,952.61 × 53,384.71
  4. Step 4: Simplify right side
    86,925.19x = 6,403,635,298.59
  5. Step 5: Solve for x
    x = 6,403,635,298.59/86,925.19
  6. Step 6: Final answer
    x = 73,668.35

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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.