Home / 90,096.56-124,332.60-49,812.08

Finding the Fourth Proportional to 90,096.56, 124,332.60 and 49,812.08

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Solution

The fourth proportional to 90,096.56, 124,332.60 and 49,812.08 is: 68,740.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,096.56 : 124,332.60 = 49,812.08 : x
  2. Step 2: Convert to fraction form
    90,096.56/124,332.60 = 49,812.08/x
  3. Step 3: Cross multiply
    90,096.56x = 124,332.60 × 49,812.08
  4. Step 4: Simplify right side
    90,096.56x = 6,193,265,417.81
  5. Step 5: Solve for x
    x = 6,193,265,417.81/90,096.56
  6. Step 6: Final answer
    x = 68,740.31

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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.