Home / 56,666.39-85,336.92-49,359.11

Finding the Fourth Proportional to 56,666.39, 85,336.92 and 49,359.11

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Solution

The fourth proportional to 56,666.39, 85,336.92 and 49,359.11 is: 74,332.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,666.39 : 85,336.92 = 49,359.11 : x
  2. Step 2: Convert to fraction form
    56,666.39/85,336.92 = 49,359.11/x
  3. Step 3: Cross multiply
    56,666.39x = 85,336.92 × 49,359.11
  4. Step 4: Simplify right side
    56,666.39x = 4,212,153,994.66
  5. Step 5: Solve for x
    x = 4,212,153,994.66/56,666.39
  6. Step 6: Final answer
    x = 74,332.50

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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.