Home / 170,837.79-256,257.60-112,045.76

Finding the Fourth Proportional to 170,837.79, 256,257.60 and 112,045.76

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Solution

The fourth proportional to 170,837.79, 256,257.60 and 112,045.76 is: 168,069.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,837.79 : 256,257.60 = 112,045.76 : x
  2. Step 2: Convert to fraction form
    170,837.79/256,257.60 = 112,045.76/x
  3. Step 3: Cross multiply
    170,837.79x = 256,257.60 × 112,045.76
  4. Step 4: Simplify right side
    170,837.79x = 28,712,578,188.42
  5. Step 5: Solve for x
    x = 28,712,578,188.42/170,837.79
  6. Step 6: Final answer
    x = 168,069.24

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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.