Home / 171,458.02-257,199.36-59,136.61

Finding the Fourth Proportional to 171,458.02, 257,199.36 and 59,136.61

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Solution

The fourth proportional to 171,458.02, 257,199.36 and 59,136.61 is: 88,709.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,458.02 : 257,199.36 = 59,136.61 : x
  2. Step 2: Convert to fraction form
    171,458.02/257,199.36 = 59,136.61/x
  3. Step 3: Cross multiply
    171,458.02x = 257,199.36 × 59,136.61
  4. Step 4: Simplify right side
    171,458.02x = 15,209,897,680.72
  5. Step 5: Solve for x
    x = 15,209,897,680.72/171,458.02
  6. Step 6: Final answer
    x = 88,709.16

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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.