Home / 86,526.48-129,741.12-27,377.04

Finding the Fourth Proportional to 86,526.48, 129,741.12 and 27,377.04

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Solution

The fourth proportional to 86,526.48, 129,741.12 and 27,377.04 is: 41,050.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,526.48 : 129,741.12 = 27,377.04 : x
  2. Step 2: Convert to fraction form
    86,526.48/129,741.12 = 27,377.04/x
  3. Step 3: Cross multiply
    86,526.48x = 129,741.12 × 27,377.04
  4. Step 4: Simplify right side
    86,526.48x = 3,551,927,831.88
  5. Step 5: Solve for x
    x = 3,551,927,831.88/86,526.48
  6. Step 6: Final answer
    x = 41,050.18

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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.