Home / 154,693.13-232,039.87-42,374.31

Finding the Fourth Proportional to 154,693.13, 232,039.87 and 42,374.31

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Solution

The fourth proportional to 154,693.13, 232,039.87 and 42,374.31 is: 63,561.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,693.13 : 232,039.87 = 42,374.31 : x
  2. Step 2: Convert to fraction form
    154,693.13/232,039.87 = 42,374.31/x
  3. Step 3: Cross multiply
    154,693.13x = 232,039.87 × 42,374.31
  4. Step 4: Simplify right side
    154,693.13x = 9,832,529,535.55
  5. Step 5: Solve for x
    x = 9,832,529,535.55/154,693.13
  6. Step 6: Final answer
    x = 63,561.52

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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.