Home / 253,176.02-349,373.46-140,000.66

Finding the Fourth Proportional to 253,176.02, 349,373.46 and 140,000.66

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Solution

The fourth proportional to 253,176.02, 349,373.46 and 140,000.66 is: 193,195.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,176.02 : 349,373.46 = 140,000.66 : x
  2. Step 2: Convert to fraction form
    253,176.02/349,373.46 = 140,000.66/x
  3. Step 3: Cross multiply
    253,176.02x = 349,373.46 × 140,000.66
  4. Step 4: Simplify right side
    253,176.02x = 48,912,514,986.48
  5. Step 5: Solve for x
    x = 48,912,514,986.48/253,176.02
  6. Step 6: Final answer
    x = 193,195.69

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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.