Home / 71,025.02-98,013.02-38,758.57

Finding the Fourth Proportional to 71,025.02, 98,013.02 and 38,758.57

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Solution

The fourth proportional to 71,025.02, 98,013.02 and 38,758.57 is: 53,486.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,025.02 : 98,013.02 = 38,758.57 : x
  2. Step 2: Convert to fraction form
    71,025.02/98,013.02 = 38,758.57/x
  3. Step 3: Cross multiply
    71,025.02x = 98,013.02 × 38,758.57
  4. Step 4: Simplify right side
    71,025.02x = 3,798,844,057.76
  5. Step 5: Solve for x
    x = 3,798,844,057.76/71,025.02
  6. Step 6: Final answer
    x = 53,486.00

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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.