Home / 145,741.59-218,612.39-56,932.82

Finding the Fourth Proportional to 145,741.59, 218,612.39 and 56,932.82

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Solution

The fourth proportional to 145,741.59, 218,612.39 and 56,932.82 is: 85,399.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,741.59 : 218,612.39 = 56,932.82 : x
  2. Step 2: Convert to fraction form
    145,741.59/218,612.39 = 56,932.82/x
  3. Step 3: Cross multiply
    145,741.59x = 218,612.39 × 56,932.82
  4. Step 4: Simplify right side
    145,741.59x = 12,446,219,849.64
  5. Step 5: Solve for x
    x = 12,446,219,849.64/145,741.59
  6. Step 6: Final answer
    x = 85,399.23

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Similar ratio
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1.5x scale

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.