Home / 127,750.02-191,648.10-52,829.46

Finding the Fourth Proportional to 127,750.02, 191,648.10 and 52,829.46

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Solution

The fourth proportional to 127,750.02, 191,648.10 and 52,829.46 is: 79,253.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,750.02 : 191,648.10 = 52,829.46 : x
  2. Step 2: Convert to fraction form
    127,750.02/191,648.10 = 52,829.46/x
  3. Step 3: Cross multiply
    127,750.02x = 191,648.10 × 52,829.46
  4. Step 4: Simplify right side
    127,750.02x = 10,124,665,633.03
  5. Step 5: Solve for x
    x = 10,124,665,633.03/127,750.02
  6. Step 6: Final answer
    x = 79,253.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.