Home / 39,590.40-54,641.80-29,569.04

Finding the Fourth Proportional to 39,590.40, 54,641.80 and 29,569.04

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Solution

The fourth proportional to 39,590.40, 54,641.80 and 29,569.04 is: 40,810.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,590.40 : 54,641.80 = 29,569.04 : x
  2. Step 2: Convert to fraction form
    39,590.40/54,641.80 = 29,569.04/x
  3. Step 3: Cross multiply
    39,590.40x = 54,641.80 × 29,569.04
  4. Step 4: Simplify right side
    39,590.40x = 1,615,705,569.87
  5. Step 5: Solve for x
    x = 1,615,705,569.87/39,590.40
  6. Step 6: Final answer
    x = 40,810.54

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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.