Home / 56,091.34-77,407.68-30,599.74

Finding the Fourth Proportional to 56,091.34, 77,407.68 and 30,599.74

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Solution

The fourth proportional to 56,091.34, 77,407.68 and 30,599.74 is: 42,228.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,091.34 : 77,407.68 = 30,599.74 : x
  2. Step 2: Convert to fraction form
    56,091.34/77,407.68 = 30,599.74/x
  3. Step 3: Cross multiply
    56,091.34x = 77,407.68 × 30,599.74
  4. Step 4: Simplify right side
    56,091.34x = 2,368,654,882.00
  5. Step 5: Solve for x
    x = 2,368,654,882.00/56,091.34
  6. Step 6: Final answer
    x = 42,228.53

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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.