Home / 89,034.60-133,508.70-49,549.80

Finding the Fourth Proportional to 89,034.60, 133,508.70 and 49,549.80

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Solution

The fourth proportional to 89,034.60, 133,508.70 and 49,549.80 is: 74,300.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,034.60 : 133,508.70 = 49,549.80 : x
  2. Step 2: Convert to fraction form
    89,034.60/133,508.70 = 49,549.80/x
  3. Step 3: Cross multiply
    89,034.60x = 133,508.70 × 49,549.80
  4. Step 4: Simplify right side
    89,034.60x = 6,615,329,383.26
  5. Step 5: Solve for x
    x = 6,615,329,383.26/89,034.60
  6. Step 6: Final answer
    x = 74,300.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.