Home / 55,400.20-83,075.69-15,948.08

Finding the Fourth Proportional to 55,400.20, 83,075.69 and 15,948.08

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Solution

The fourth proportional to 55,400.20, 83,075.69 and 15,948.08 is: 23,915.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,400.20 : 83,075.69 = 15,948.08 : x
  2. Step 2: Convert to fraction form
    55,400.20/83,075.69 = 15,948.08/x
  3. Step 3: Cross multiply
    55,400.20x = 83,075.69 × 15,948.08
  4. Step 4: Simplify right side
    55,400.20x = 1,324,897,878.12
  5. Step 5: Solve for x
    x = 1,324,897,878.12/55,400.20
  6. Step 6: Final answer
    x = 23,915.04

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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.