Home / 61,879.20-93,213.06-56,499.18

Finding the Fourth Proportional to 61,879.20, 93,213.06 and 56,499.18

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Solution

The fourth proportional to 61,879.20, 93,213.06 and 56,499.18 is: 85,108.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,879.20 : 93,213.06 = 56,499.18 : x
  2. Step 2: Convert to fraction form
    61,879.20/93,213.06 = 56,499.18/x
  3. Step 3: Cross multiply
    61,879.20x = 93,213.06 × 56,499.18
  4. Step 4: Simplify right side
    61,879.20x = 5,266,461,455.29
  5. Step 5: Solve for x
    x = 5,266,461,455.29/61,879.20
  6. Step 6: Final answer
    x = 85,108.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.