Home / 124,623.77-171,979.93-68,035.15

Finding the Fourth Proportional to 124,623.77, 171,979.93 and 68,035.15

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Solution

The fourth proportional to 124,623.77, 171,979.93 and 68,035.15 is: 93,888.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,623.77 : 171,979.93 = 68,035.15 : x
  2. Step 2: Convert to fraction form
    124,623.77/171,979.93 = 68,035.15/x
  3. Step 3: Cross multiply
    124,623.77x = 171,979.93 × 68,035.15
  4. Step 4: Simplify right side
    124,623.77x = 11,700,679,734.50
  5. Step 5: Solve for x
    x = 11,700,679,734.50/124,623.77
  6. Step 6: Final answer
    x = 93,888.02

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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.