Home / 86,587.38-119,446.56-52,586.82

Finding the Fourth Proportional to 86,587.38, 119,446.56 and 52,586.82

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Solution

The fourth proportional to 86,587.38, 119,446.56 and 52,586.82 is: 72,543.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,587.38 : 119,446.56 = 52,586.82 : x
  2. Step 2: Convert to fraction form
    86,587.38/119,446.56 = 52,586.82/x
  3. Step 3: Cross multiply
    86,587.38x = 119,446.56 × 52,586.82
  4. Step 4: Simplify right side
    86,587.38x = 6,281,314,750.34
  5. Step 5: Solve for x
    x = 6,281,314,750.34/86,587.38
  6. Step 6: Final answer
    x = 72,543.07

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1.5x scale

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.