Home / 177,850.90-245,432.45-97,280.00

Finding the Fourth Proportional to 177,850.90, 245,432.45 and 97,280.00

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Solution

The fourth proportional to 177,850.90, 245,432.45 and 97,280.00 is: 134,245.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,850.90 : 245,432.45 = 97,280.00 : x
  2. Step 2: Convert to fraction form
    177,850.90/245,432.45 = 97,280.00/x
  3. Step 3: Cross multiply
    177,850.90x = 245,432.45 × 97,280.00
  4. Step 4: Simplify right side
    177,850.90x = 23,875,667,752.04
  5. Step 5: Solve for x
    x = 23,875,667,752.04/177,850.90
  6. Step 6: Final answer
    x = 134,245.42

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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.