Home / 60,541.17-90,826.34-18,988.17

Finding the Fourth Proportional to 60,541.17, 90,826.34 and 18,988.17

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Solution

The fourth proportional to 60,541.17, 90,826.34 and 18,988.17 is: 28,486.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,541.17 : 90,826.34 = 18,988.17 : x
  2. Step 2: Convert to fraction form
    60,541.17/90,826.34 = 18,988.17/x
  3. Step 3: Cross multiply
    60,541.17x = 90,826.34 × 18,988.17
  4. Step 4: Simplify right side
    60,541.17x = 1,724,626,113.16
  5. Step 5: Solve for x
    x = 1,724,626,113.16/60,541.17
  6. Step 6: Final answer
    x = 28,486.83

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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.