Home / 60,172.84-90,260.34-15,803.38

Finding the Fourth Proportional to 60,172.84, 90,260.34 and 15,803.38

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Solution

The fourth proportional to 60,172.84, 90,260.34 and 15,803.38 is: 23,705.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,172.84 : 90,260.34 = 15,803.38 : x
  2. Step 2: Convert to fraction form
    60,172.84/90,260.34 = 15,803.38/x
  3. Step 3: Cross multiply
    60,172.84x = 90,260.34 × 15,803.38
  4. Step 4: Simplify right side
    60,172.84x = 1,426,418,451.95
  5. Step 5: Solve for x
    x = 1,426,418,451.95/60,172.84
  6. Step 6: Final answer
    x = 23,705.35

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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.