Home / 127,554.32-176,024.96-70,965.68

Finding the Fourth Proportional to 127,554.32, 176,024.96 and 70,965.68

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Solution

The fourth proportional to 127,554.32, 176,024.96 and 70,965.68 is: 97,932.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,554.32 : 176,024.96 = 70,965.68 : x
  2. Step 2: Convert to fraction form
    127,554.32/176,024.96 = 70,965.68/x
  3. Step 3: Cross multiply
    127,554.32x = 176,024.96 × 70,965.68
  4. Step 4: Simplify right side
    127,554.32x = 12,491,730,983.37
  5. Step 5: Solve for x
    x = 12,491,730,983.37/127,554.32
  6. Step 6: Final answer
    x = 97,932.64

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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.