Home / 189,714.73-284,565.31-47,561.19

Finding the Fourth Proportional to 189,714.73, 284,565.31 and 47,561.19

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Solution

The fourth proportional to 189,714.73, 284,565.31 and 47,561.19 is: 71,340.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,714.73 : 284,565.31 = 47,561.19 : x
  2. Step 2: Convert to fraction form
    189,714.73/284,565.31 = 47,561.19/x
  3. Step 3: Cross multiply
    189,714.73x = 284,565.31 × 47,561.19
  4. Step 4: Simplify right side
    189,714.73x = 13,534,264,776.32
  5. Step 5: Solve for x
    x = 13,534,264,776.32/189,714.73
  6. Step 6: Final answer
    x = 71,340.08

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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.