Home / 127,423.08-175,848.36-70,066.76

Finding the Fourth Proportional to 127,423.08, 175,848.36 and 70,066.76

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Solution

The fourth proportional to 127,423.08, 175,848.36 and 70,066.76 is: 96,694.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,423.08 : 175,848.36 = 70,066.76 : x
  2. Step 2: Convert to fraction form
    127,423.08/175,848.36 = 70,066.76/x
  3. Step 3: Cross multiply
    127,423.08x = 175,848.36 × 70,066.76
  4. Step 4: Simplify right side
    127,423.08x = 12,321,123,957.27
  5. Step 5: Solve for x
    x = 12,321,123,957.27/127,423.08
  6. Step 6: Final answer
    x = 96,694.60

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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.