Home / 237,972.74-328,402.88-130,543.64

Finding the Fourth Proportional to 237,972.74, 328,402.88 and 130,543.64

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Solution

The fourth proportional to 237,972.74, 328,402.88 and 130,543.64 is: 180,150.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,972.74 : 328,402.88 = 130,543.64 : x
  2. Step 2: Convert to fraction form
    237,972.74/328,402.88 = 130,543.64/x
  3. Step 3: Cross multiply
    237,972.74x = 328,402.88 × 130,543.64
  4. Step 4: Simplify right side
    237,972.74x = 42,870,907,341.68
  5. Step 5: Solve for x
    x = 42,870,907,341.68/237,972.74
  6. Step 6: Final answer
    x = 180,150.50

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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.