Home / 237,774.12-328,161.88-147,159.32

Finding the Fourth Proportional to 237,774.12, 328,161.88 and 147,159.32

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Solution

The fourth proportional to 237,774.12, 328,161.88 and 147,159.32 is: 203,100.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,774.12 : 328,161.88 = 147,159.32 : x
  2. Step 2: Convert to fraction form
    237,774.12/328,161.88 = 147,159.32/x
  3. Step 3: Cross multiply
    237,774.12x = 328,161.88 × 147,159.32
  4. Step 4: Simplify right side
    237,774.12x = 48,292,079,110.72
  5. Step 5: Solve for x
    x = 48,292,079,110.72/237,774.12
  6. Step 6: Final answer
    x = 203,100.65

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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.