Home / 127,014.04-175,287.12-70,425.40

Finding the Fourth Proportional to 127,014.04, 175,287.12 and 70,425.40

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Solution

The fourth proportional to 127,014.04, 175,287.12 and 70,425.40 is: 97,191.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,014.04 : 175,287.12 = 70,425.40 : x
  2. Step 2: Convert to fraction form
    127,014.04/175,287.12 = 70,425.40/x
  3. Step 3: Cross multiply
    127,014.04x = 175,287.12 × 70,425.40
  4. Step 4: Simplify right side
    127,014.04x = 12,344,665,540.85
  5. Step 5: Solve for x
    x = 12,344,665,540.85/127,014.04
  6. Step 6: Final answer
    x = 97,191.35

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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.