Home / 86,064.10-129,096.26-26,900.08

Finding the Fourth Proportional to 86,064.10, 129,096.26 and 26,900.08

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Solution

The fourth proportional to 86,064.10, 129,096.26 and 26,900.08 is: 40,350.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,064.10 : 129,096.26 = 26,900.08 : x
  2. Step 2: Convert to fraction form
    86,064.10/129,096.26 = 26,900.08/x
  3. Step 3: Cross multiply
    86,064.10x = 129,096.26 × 26,900.08
  4. Step 4: Simplify right side
    86,064.10x = 3,472,699,587.20
  5. Step 5: Solve for x
    x = 3,472,699,587.20/86,064.10
  6. Step 6: Final answer
    x = 40,350.15

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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.