Home / 71,324.64-98,323.08-54,299.16

Finding the Fourth Proportional to 71,324.64, 98,323.08 and 54,299.16

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Solution

The fourth proportional to 71,324.64, 98,323.08 and 54,299.16 is: 74,852.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,324.64 : 98,323.08 = 54,299.16 : x
  2. Step 2: Convert to fraction form
    71,324.64/98,323.08 = 54,299.16/x
  3. Step 3: Cross multiply
    71,324.64x = 98,323.08 × 54,299.16
  4. Step 4: Simplify right side
    71,324.64x = 5,338,860,652.61
  5. Step 5: Solve for x
    x = 5,338,860,652.61/71,324.64
  6. Step 6: Final answer
    x = 74,852.96

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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.