Home / 89,915.99-124,075.20-49,627.14

Finding the Fourth Proportional to 89,915.99, 124,075.20 and 49,627.14

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Solution

The fourth proportional to 89,915.99, 124,075.20 and 49,627.14 is: 68,480.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,915.99 : 124,075.20 = 49,627.14 : x
  2. Step 2: Convert to fraction form
    89,915.99/124,075.20 = 49,627.14/x
  3. Step 3: Cross multiply
    89,915.99x = 124,075.20 × 49,627.14
  4. Step 4: Simplify right side
    89,915.99x = 6,157,497,320.93
  5. Step 5: Solve for x
    x = 6,157,497,320.93/89,915.99
  6. Step 6: Final answer
    x = 68,480.56

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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.