Home / 55,001.95-75,902.78-29,851.51

Finding the Fourth Proportional to 55,001.95, 75,902.78 and 29,851.51

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Solution

The fourth proportional to 55,001.95, 75,902.78 and 29,851.51 is: 41,195.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,001.95 : 75,902.78 = 29,851.51 : x
  2. Step 2: Convert to fraction form
    55,001.95/75,902.78 = 29,851.51/x
  3. Step 3: Cross multiply
    55,001.95x = 75,902.78 × 29,851.51
  4. Step 4: Simplify right side
    55,001.95x = 2,265,812,596.20
  5. Step 5: Solve for x
    x = 2,265,812,596.20/55,001.95
  6. Step 6: Final answer
    x = 41,195.13

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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.