Home / 86,568.30-129,852.45-44,577.90

Finding the Fourth Proportional to 86,568.30, 129,852.45 and 44,577.90

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Solution

The fourth proportional to 86,568.30, 129,852.45 and 44,577.90 is: 66,866.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,568.30 : 129,852.45 = 44,577.90 : x
  2. Step 2: Convert to fraction form
    86,568.30/129,852.45 = 44,577.90/x
  3. Step 3: Cross multiply
    86,568.30x = 129,852.45 × 44,577.90
  4. Step 4: Simplify right side
    86,568.30x = 5,788,549,530.86
  5. Step 5: Solve for x
    x = 5,788,549,530.86/86,568.30
  6. Step 6: Final answer
    x = 66,866.85

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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.