Home / 207,925.55-286,937.05-112,432.02

Finding the Fourth Proportional to 207,925.55, 286,937.05 and 112,432.02

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Solution

The fourth proportional to 207,925.55, 286,937.05 and 112,432.02 is: 155,156.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,925.55 : 286,937.05 = 112,432.02 : x
  2. Step 2: Convert to fraction form
    207,925.55/286,937.05 = 112,432.02/x
  3. Step 3: Cross multiply
    207,925.55x = 286,937.05 × 112,432.02
  4. Step 4: Simplify right side
    207,925.55x = 32,260,912,144.34
  5. Step 5: Solve for x
    x = 32,260,912,144.34/207,925.55
  6. Step 6: Final answer
    x = 155,156.07

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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.