Home / 56,008.59-77,291.61-30,514.88

Finding the Fourth Proportional to 56,008.59, 77,291.61 and 30,514.88

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Solution

The fourth proportional to 56,008.59, 77,291.61 and 30,514.88 is: 42,110.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,008.59 : 77,291.61 = 30,514.88 : x
  2. Step 2: Convert to fraction form
    56,008.59/77,291.61 = 30,514.88/x
  3. Step 3: Cross multiply
    56,008.59x = 77,291.61 × 30,514.88
  4. Step 4: Simplify right side
    56,008.59x = 2,358,544,204.16
  5. Step 5: Solve for x
    x = 2,358,544,204.16/56,008.59
  6. Step 6: Final answer
    x = 42,110.40

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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.