Home / 153,320.46-229,897.23-53,453.81

Finding the Fourth Proportional to 153,320.46, 229,897.23 and 53,453.81

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Solution

The fourth proportional to 153,320.46, 229,897.23 and 53,453.81 is: 80,151.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,320.46 : 229,897.23 = 53,453.81 : x
  2. Step 2: Convert to fraction form
    153,320.46/229,897.23 = 53,453.81/x
  3. Step 3: Cross multiply
    153,320.46x = 229,897.23 × 53,453.81
  4. Step 4: Simplify right side
    153,320.46x = 12,288,881,702.46
  5. Step 5: Solve for x
    x = 12,288,881,702.46/153,320.46
  6. Step 6: Final answer
    x = 80,151.61

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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.