Home / 51,561.16-71,152.02-29,205.32

Finding the Fourth Proportional to 51,561.16, 71,152.02 and 29,205.32

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Solution

The fourth proportional to 51,561.16, 71,152.02 and 29,205.32 is: 40,301.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,561.16 : 71,152.02 = 29,205.32 : x
  2. Step 2: Convert to fraction form
    51,561.16/71,152.02 = 29,205.32/x
  3. Step 3: Cross multiply
    51,561.16x = 71,152.02 × 29,205.32
  4. Step 4: Simplify right side
    51,561.16x = 2,078,017,512.75
  5. Step 5: Solve for x
    x = 2,078,017,512.75/51,561.16
  6. Step 6: Final answer
    x = 40,301.99

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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.