Home / 237,985.50-328,424.31-130,561.02

Finding the Fourth Proportional to 237,985.50, 328,424.31 and 130,561.02

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Solution

The fourth proportional to 237,985.50, 328,424.31 and 130,561.02 is: 180,176.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,985.50 : 328,424.31 = 130,561.02 : x
  2. Step 2: Convert to fraction form
    237,985.50/328,424.31 = 130,561.02/x
  3. Step 3: Cross multiply
    237,985.50x = 328,424.31 × 130,561.02
  4. Step 4: Simplify right side
    237,985.50x = 42,879,412,906.40
  5. Step 5: Solve for x
    x = 42,879,412,906.40/237,985.50
  6. Step 6: Final answer
    x = 180,176.58

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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.