Home / 122,501.43-169,060.38-68,060.16

Finding the Fourth Proportional to 122,501.43, 169,060.38 and 68,060.16

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Solution

The fourth proportional to 122,501.43, 169,060.38 and 68,060.16 is: 93,927.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,501.43 : 169,060.38 = 68,060.16 : x
  2. Step 2: Convert to fraction form
    122,501.43/169,060.38 = 68,060.16/x
  3. Step 3: Cross multiply
    122,501.43x = 169,060.38 × 68,060.16
  4. Step 4: Simplify right side
    122,501.43x = 11,506,276,512.46
  5. Step 5: Solve for x
    x = 11,506,276,512.46/122,501.43
  6. Step 6: Final answer
    x = 93,927.69

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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.