Home / 117,603.20-176,348.96-42,713.60

Finding the Fourth Proportional to 117,603.20, 176,348.96 and 42,713.60

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Solution

The fourth proportional to 117,603.20, 176,348.96 and 42,713.60 is: 64,050.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,603.20 : 176,348.96 = 42,713.60 : x
  2. Step 2: Convert to fraction form
    117,603.20/176,348.96 = 42,713.60/x
  3. Step 3: Cross multiply
    117,603.20x = 176,348.96 × 42,713.60
  4. Step 4: Simplify right side
    117,603.20x = 7,532,498,937.86
  5. Step 5: Solve for x
    x = 7,532,498,937.86/117,603.20
  6. Step 6: Final answer
    x = 64,050.12

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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.