Home / 127,606.20-176,094.81-71,017.59

Finding the Fourth Proportional to 127,606.20, 176,094.81 and 71,017.59

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Solution

The fourth proportional to 127,606.20, 176,094.81 and 71,017.59 is: 98,003.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,606.20 : 176,094.81 = 71,017.59 : x
  2. Step 2: Convert to fraction form
    127,606.20/176,094.81 = 71,017.59/x
  3. Step 3: Cross multiply
    127,606.20x = 176,094.81 × 71,017.59
  4. Step 4: Simplify right side
    127,606.20x = 12,505,829,017.71
  5. Step 5: Solve for x
    x = 12,505,829,017.71/127,606.20
  6. Step 6: Final answer
    x = 98,003.30

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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.