Home / 65,041.02-89,758.26-38,184.66

Finding the Fourth Proportional to 65,041.02, 89,758.26 and 38,184.66

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Solution

The fourth proportional to 65,041.02, 89,758.26 and 38,184.66 is: 52,695.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,041.02 : 89,758.26 = 38,184.66 : x
  2. Step 2: Convert to fraction form
    65,041.02/89,758.26 = 38,184.66/x
  3. Step 3: Cross multiply
    65,041.02x = 89,758.26 × 38,184.66
  4. Step 4: Simplify right side
    65,041.02x = 3,427,388,640.29
  5. Step 5: Solve for x
    x = 3,427,388,640.29/65,041.02
  6. Step 6: Final answer
    x = 52,695.80

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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.