Home / 124,950.77-172,436.01-68,362.14

Finding the Fourth Proportional to 124,950.77, 172,436.01 and 68,362.14

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Solution

The fourth proportional to 124,950.77, 172,436.01 and 68,362.14 is: 94,341.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,950.77 : 172,436.01 = 68,362.14 : x
  2. Step 2: Convert to fraction form
    124,950.77/172,436.01 = 68,362.14/x
  3. Step 3: Cross multiply
    124,950.77x = 172,436.01 × 68,362.14
  4. Step 4: Simplify right side
    124,950.77x = 11,788,094,656.66
  5. Step 5: Solve for x
    x = 11,788,094,656.66/124,950.77
  6. Step 6: Final answer
    x = 94,341.92

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1.5x scale

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.