Home / 162,038.52-223,657.34-94,076.78

Finding the Fourth Proportional to 162,038.52, 223,657.34 and 94,076.78

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Solution

The fourth proportional to 162,038.52, 223,657.34 and 94,076.78 is: 129,851.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,038.52 : 223,657.34 = 94,076.78 : x
  2. Step 2: Convert to fraction form
    162,038.52/223,657.34 = 94,076.78/x
  3. Step 3: Cross multiply
    162,038.52x = 223,657.34 × 94,076.78
  4. Step 4: Simplify right side
    162,038.52x = 21,040,960,781.89
  5. Step 5: Solve for x
    x = 21,040,960,781.89/162,038.52
  6. Step 6: Final answer
    x = 129,851.60

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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.