Home / 158,478.54-237,718.15-40,159.10

Finding the Fourth Proportional to 158,478.54, 237,718.15 and 40,159.10

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Solution

The fourth proportional to 158,478.54, 237,718.15 and 40,159.10 is: 60,238.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,478.54 : 237,718.15 = 40,159.10 : x
  2. Step 2: Convert to fraction form
    158,478.54/237,718.15 = 40,159.10/x
  3. Step 3: Cross multiply
    158,478.54x = 237,718.15 × 40,159.10
  4. Step 4: Simplify right side
    158,478.54x = 9,546,546,957.67
  5. Step 5: Solve for x
    x = 9,546,546,957.67/158,478.54
  6. Step 6: Final answer
    x = 60,238.74

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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.