Home / 127,127.44-175,439.82-70,544.08

Finding the Fourth Proportional to 127,127.44, 175,439.82 and 70,544.08

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Solution

The fourth proportional to 127,127.44, 175,439.82 and 70,544.08 is: 97,353.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,127.44 : 175,439.82 = 70,544.08 : x
  2. Step 2: Convert to fraction form
    127,127.44/175,439.82 = 70,544.08/x
  3. Step 3: Cross multiply
    127,127.44x = 175,439.82 × 70,544.08
  4. Step 4: Simplify right side
    127,127.44x = 12,376,240,697.27
  5. Step 5: Solve for x
    x = 12,376,240,697.27/127,127.44
  6. Step 6: Final answer
    x = 97,353.02

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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.