Home / 127,901.71-176,501.95-70,546.38

Finding the Fourth Proportional to 127,901.71, 176,501.95 and 70,546.38

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Solution

The fourth proportional to 127,901.71, 176,501.95 and 70,546.38 is: 97,352.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,901.71 : 176,501.95 = 70,546.38 : x
  2. Step 2: Convert to fraction form
    127,901.71/176,501.95 = 70,546.38/x
  3. Step 3: Cross multiply
    127,901.71x = 176,501.95 × 70,546.38
  4. Step 4: Simplify right side
    127,901.71x = 12,451,573,635.44
  5. Step 5: Solve for x
    x = 12,451,573,635.44/127,901.71
  6. Step 6: Final answer
    x = 97,352.68

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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.