Home / 127,553.32-176,023.58-70,964.68

Finding the Fourth Proportional to 127,553.32, 176,023.58 and 70,964.68

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Solution

The fourth proportional to 127,553.32, 176,023.58 and 70,964.68 is: 97,931.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,553.32 : 176,023.58 = 70,964.68 : x
  2. Step 2: Convert to fraction form
    127,553.32/176,023.58 = 70,964.68/x
  3. Step 3: Cross multiply
    127,553.32x = 176,023.58 × 70,964.68
  4. Step 4: Simplify right side
    127,553.32x = 12,491,457,027.15
  5. Step 5: Solve for x
    x = 12,491,457,027.15/127,553.32
  6. Step 6: Final answer
    x = 97,931.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.