Home / 110,814.40-152,937-62,417.92

Finding the Fourth Proportional to 110,814.40, 152,937 and 62,417.92

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Solution

The fourth proportional to 110,814.40, 152,937 and 62,417.92 is: 86,144.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,814.40 : 152,937 = 62,417.92 : x
  2. Step 2: Convert to fraction form
    110,814.40/152,937 = 62,417.92/x
  3. Step 3: Cross multiply
    110,814.40x = 152,937 × 62,417.92
  4. Step 4: Simplify right side
    110,814.40x = 9,546,009,431.04
  5. Step 5: Solve for x
    x = 9,546,009,431.04/110,814.40
  6. Step 6: Final answer
    x = 86,144.12

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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.