Home / 117,430.32-176,151.24-47,300.16

Finding the Fourth Proportional to 117,430.32, 176,151.24 and 47,300.16

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Solution

The fourth proportional to 117,430.32, 176,151.24 and 47,300.16 is: 70,952.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,430.32 : 176,151.24 = 47,300.16 : x
  2. Step 2: Convert to fraction form
    117,430.32/176,151.24 = 47,300.16/x
  3. Step 3: Cross multiply
    117,430.32x = 176,151.24 × 47,300.16
  4. Step 4: Simplify right side
    117,430.32x = 8,331,981,836.20
  5. Step 5: Solve for x
    x = 8,331,981,836.20/117,430.32
  6. Step 6: Final answer
    x = 70,952.56

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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.