Home / 115,779.17-173,666.85-36,892.32

Finding the Fourth Proportional to 115,779.17, 173,666.85 and 36,892.32

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Solution

The fourth proportional to 115,779.17, 173,666.85 and 36,892.32 is: 55,337.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,779.17 : 173,666.85 = 36,892.32 : x
  2. Step 2: Convert to fraction form
    115,779.17/173,666.85 = 36,892.32/x
  3. Step 3: Cross multiply
    115,779.17x = 173,666.85 × 36,892.32
  4. Step 4: Simplify right side
    115,779.17x = 6,406,973,003.59
  5. Step 5: Solve for x
    x = 6,406,973,003.59/115,779.17
  6. Step 6: Final answer
    x = 55,337.88

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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.