Home / 134,177.68-185,182.71-86,569.52

Finding the Fourth Proportional to 134,177.68, 185,182.71 and 86,569.52

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Solution

The fourth proportional to 134,177.68, 185,182.71 and 86,569.52 is: 119,477.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,177.68 : 185,182.71 = 86,569.52 : x
  2. Step 2: Convert to fraction form
    134,177.68/185,182.71 = 86,569.52/x
  3. Step 3: Cross multiply
    134,177.68x = 185,182.71 × 86,569.52
  4. Step 4: Simplify right side
    134,177.68x = 16,031,178,317.00
  5. Step 5: Solve for x
    x = 16,031,178,317.00/134,177.68
  6. Step 6: Final answer
    x = 119,477.24

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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.