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Finding the Fourth Proportional to 29,430.80, 44,117.40 and 26,320.40

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Solution

The fourth proportional to 29,430.80, 44,117.40 and 26,320.40 is: 39,454.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,430.80 : 44,117.40 = 26,320.40 : x
  2. Step 2: Convert to fraction form
    29,430.80/44,117.40 = 26,320.40/x
  3. Step 3: Cross multiply
    29,430.80x = 44,117.40 × 26,320.40
  4. Step 4: Simplify right side
    29,430.80x = 1,161,187,614.96
  5. Step 5: Solve for x
    x = 1,161,187,614.96/29,430.80
  6. Step 6: Final answer
    x = 39,454.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.