Home / 56,009.60-77,294.64-34,491.20

Finding the Fourth Proportional to 56,009.60, 77,294.64 and 34,491.20

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Solution

The fourth proportional to 56,009.60, 77,294.64 and 34,491.20 is: 47,598.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,009.60 : 77,294.64 = 34,491.20 : x
  2. Step 2: Convert to fraction form
    56,009.60/77,294.64 = 34,491.20/x
  3. Step 3: Cross multiply
    56,009.60x = 77,294.64 × 34,491.20
  4. Step 4: Simplify right side
    56,009.60x = 2,665,984,887.17
  5. Step 5: Solve for x
    x = 2,665,984,887.17/56,009.60
  6. Step 6: Final answer
    x = 47,598.71

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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.