Home / 125,521.77-188,140.29-62,262.79

Finding the Fourth Proportional to 125,521.77, 188,140.29 and 62,262.79

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Solution

The fourth proportional to 125,521.77, 188,140.29 and 62,262.79 is: 93,323.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,521.77 : 188,140.29 = 62,262.79 : x
  2. Step 2: Convert to fraction form
    125,521.77/188,140.29 = 62,262.79/x
  3. Step 3: Cross multiply
    125,521.77x = 188,140.29 × 62,262.79
  4. Step 4: Simplify right side
    125,521.77x = 11,714,139,366.81
  5. Step 5: Solve for x
    x = 11,714,139,366.81/125,521.77
  6. Step 6: Final answer
    x = 93,323.57

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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.