Home / 67,440.85-101,161.34-17,516.77

Finding the Fourth Proportional to 67,440.85, 101,161.34 and 17,516.77

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Solution

The fourth proportional to 67,440.85, 101,161.34 and 17,516.77 is: 26,275.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,440.85 : 101,161.34 = 17,516.77 : x
  2. Step 2: Convert to fraction form
    67,440.85/101,161.34 = 17,516.77/x
  3. Step 3: Cross multiply
    67,440.85x = 101,161.34 × 17,516.77
  4. Step 4: Simplify right side
    67,440.85x = 1,772,019,925.67
  5. Step 5: Solve for x
    x = 1,772,019,925.67/67,440.85
  6. Step 6: Final answer
    x = 26,275.17

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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.