Home / 171,618.30-257,427.45-141,875.10

Finding the Fourth Proportional to 171,618.30, 257,427.45 and 141,875.10

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Solution

The fourth proportional to 171,618.30, 257,427.45 and 141,875.10 is: 212,812.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,618.30 : 257,427.45 = 141,875.10 : x
  2. Step 2: Convert to fraction form
    171,618.30/257,427.45 = 141,875.10/x
  3. Step 3: Cross multiply
    171,618.30x = 257,427.45 × 141,875.10
  4. Step 4: Simplify right side
    171,618.30x = 36,522,545,211.50
  5. Step 5: Solve for x
    x = 36,522,545,211.50/171,618.30
  6. Step 6: Final answer
    x = 212,812.65

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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.