Home / 98,618.18-136,092.76-56,183.90

Finding the Fourth Proportional to 98,618.18, 136,092.76 and 56,183.90

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Solution

The fourth proportional to 98,618.18, 136,092.76 and 56,183.90 is: 77,533.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,618.18 : 136,092.76 = 56,183.90 : x
  2. Step 2: Convert to fraction form
    98,618.18/136,092.76 = 56,183.90/x
  3. Step 3: Cross multiply
    98,618.18x = 136,092.76 × 56,183.90
  4. Step 4: Simplify right side
    98,618.18x = 7,646,221,197.64
  5. Step 5: Solve for x
    x = 7,646,221,197.64/98,618.18
  6. Step 6: Final answer
    x = 77,533.59

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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.