Home / 40,041.70-55,261.50-34,395.04

Finding the Fourth Proportional to 40,041.70, 55,261.50 and 34,395.04

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Solution

The fourth proportional to 40,041.70, 55,261.50 and 34,395.04 is: 47,468.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,041.70 : 55,261.50 = 34,395.04 : x
  2. Step 2: Convert to fraction form
    40,041.70/55,261.50 = 34,395.04/x
  3. Step 3: Cross multiply
    40,041.70x = 55,261.50 × 34,395.04
  4. Step 4: Simplify right side
    40,041.70x = 1,900,721,502.96
  5. Step 5: Solve for x
    x = 1,900,721,502.96/40,041.70
  6. Step 6: Final answer
    x = 47,468.55

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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.