Home / 115,656.76-173,498.90-40,761.32

Finding the Fourth Proportional to 115,656.76, 173,498.90 and 40,761.32

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Solution

The fourth proportional to 115,656.76, 173,498.90 and 40,761.32 is: 61,146.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,656.76 : 173,498.90 = 40,761.32 : x
  2. Step 2: Convert to fraction form
    115,656.76/173,498.90 = 40,761.32/x
  3. Step 3: Cross multiply
    115,656.76x = 173,498.90 × 40,761.32
  4. Step 4: Simplify right side
    115,656.76x = 7,072,044,182.55
  5. Step 5: Solve for x
    x = 7,072,044,182.55/115,656.76
  6. Step 6: Final answer
    x = 61,146.83

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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.