Home / 102,332.16-153,214.80-52,304.52

Finding the Fourth Proportional to 102,332.16, 153,214.80 and 52,304.52

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Solution

The fourth proportional to 102,332.16, 153,214.80 and 52,304.52 is: 78,311.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,332.16 : 153,214.80 = 52,304.52 : x
  2. Step 2: Convert to fraction form
    102,332.16/153,214.80 = 52,304.52/x
  3. Step 3: Cross multiply
    102,332.16x = 153,214.80 × 52,304.52
  4. Step 4: Simplify right side
    102,332.16x = 8,013,826,570.90
  5. Step 5: Solve for x
    x = 8,013,826,570.90/102,332.16
  6. Step 6: Final answer
    x = 78,311.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.