Home / 74,032.93-111,061.66-25,989.07

Finding the Fourth Proportional to 74,032.93, 111,061.66 and 25,989.07

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Solution

The fourth proportional to 74,032.93, 111,061.66 and 25,989.07 is: 38,987.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,032.93 : 111,061.66 = 25,989.07 : x
  2. Step 2: Convert to fraction form
    74,032.93/111,061.66 = 25,989.07/x
  3. Step 3: Cross multiply
    74,032.93x = 111,061.66 × 25,989.07
  4. Step 4: Simplify right side
    74,032.93x = 2,886,389,170.40
  5. Step 5: Solve for x
    x = 2,886,389,170.40/74,032.93
  6. Step 6: Final answer
    x = 38,987.91

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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.