Home / 127,201.20-175,525.02-70,606.52

Finding the Fourth Proportional to 127,201.20, 175,525.02 and 70,606.52

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Solution

The fourth proportional to 127,201.20, 175,525.02 and 70,606.52 is: 97,429.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,201.20 : 175,525.02 = 70,606.52 : x
  2. Step 2: Convert to fraction form
    127,201.20/175,525.02 = 70,606.52/x
  3. Step 3: Cross multiply
    127,201.20x = 175,525.02 × 70,606.52
  4. Step 4: Simplify right side
    127,201.20x = 12,393,210,835.13
  5. Step 5: Solve for x
    x = 12,393,210,835.13/127,201.20
  6. Step 6: Final answer
    x = 97,429.98

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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.