Home / 237,817.07-328,178.79-130,384.73

Finding the Fourth Proportional to 237,817.07, 328,178.79 and 130,384.73

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Solution

The fourth proportional to 237,817.07, 328,178.79 and 130,384.73 is: 179,926.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,817.07 : 328,178.79 = 130,384.73 : x
  2. Step 2: Convert to fraction form
    237,817.07/328,178.79 = 130,384.73/x
  3. Step 3: Cross multiply
    237,817.07x = 328,178.79 × 130,384.73
  4. Step 4: Simplify right side
    237,817.07x = 42,789,502,925.88
  5. Step 5: Solve for x
    x = 42,789,502,925.88/237,817.07
  6. Step 6: Final answer
    x = 179,926.12

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1.5x scale

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.