Home / 237,929.79-328,343.59-130,500.71

Finding the Fourth Proportional to 237,929.79, 328,343.59 and 130,500.71

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Solution

The fourth proportional to 237,929.79, 328,343.59 and 130,500.71 is: 180,091.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,929.79 : 328,343.59 = 130,500.71 : x
  2. Step 2: Convert to fraction form
    237,929.79/328,343.59 = 130,500.71/x
  3. Step 3: Cross multiply
    237,929.79x = 328,343.59 × 130,500.71
  4. Step 4: Simplify right side
    237,929.79x = 42,849,071,618.95
  5. Step 5: Solve for x
    x = 42,849,071,618.95/237,929.79
  6. Step 6: Final answer
    x = 180,091.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.