Home / 158,780.94-237,949.02-119,312.88

Finding the Fourth Proportional to 158,780.94, 237,949.02 and 119,312.88

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Solution

The fourth proportional to 158,780.94, 237,949.02 and 119,312.88 is: 178,802.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,780.94 : 237,949.02 = 119,312.88 : x
  2. Step 2: Convert to fraction form
    158,780.94/237,949.02 = 119,312.88/x
  3. Step 3: Cross multiply
    158,780.94x = 237,949.02 × 119,312.88
  4. Step 4: Simplify right side
    158,780.94x = 28,390,382,869.38
  5. Step 5: Solve for x
    x = 28,390,382,869.38/158,780.94
  6. Step 6: Final answer
    x = 178,802.21

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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.