Home / 50,543.04-69,750.12-29,328.72

Finding the Fourth Proportional to 50,543.04, 69,750.12 and 29,328.72

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Solution

The fourth proportional to 50,543.04, 69,750.12 and 29,328.72 is: 40,474.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,543.04 : 69,750.12 = 29,328.72 : x
  2. Step 2: Convert to fraction form
    50,543.04/69,750.12 = 29,328.72/x
  3. Step 3: Cross multiply
    50,543.04x = 69,750.12 × 29,328.72
  4. Step 4: Simplify right side
    50,543.04x = 2,045,681,739.45
  5. Step 5: Solve for x
    x = 2,045,681,739.45/50,543.04
  6. Step 6: Final answer
    x = 40,474.05

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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.