Home / 71,216.61-98,274.93-38,944.83

Finding the Fourth Proportional to 71,216.61, 98,274.93 and 38,944.83

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Solution

The fourth proportional to 71,216.61, 98,274.93 and 38,944.83 is: 53,741.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,216.61 : 98,274.93 = 38,944.83 : x
  2. Step 2: Convert to fraction form
    71,216.61/98,274.93 = 38,944.83/x
  3. Step 3: Cross multiply
    71,216.61x = 98,274.93 × 38,944.83
  4. Step 4: Simplify right side
    71,216.61x = 3,827,300,442.11
  5. Step 5: Solve for x
    x = 3,827,300,442.11/71,216.61
  6. Step 6: Final answer
    x = 53,741.68

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Double scale
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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.