Home / 112,233.17-154,885.06-61,249.18

Finding the Fourth Proportional to 112,233.17, 154,885.06 and 61,249.18

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Solution

The fourth proportional to 112,233.17, 154,885.06 and 61,249.18 is: 84,525.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,233.17 : 154,885.06 = 61,249.18 : x
  2. Step 2: Convert to fraction form
    112,233.17/154,885.06 = 61,249.18/x
  3. Step 3: Cross multiply
    112,233.17x = 154,885.06 × 61,249.18
  4. Step 4: Simplify right side
    112,233.17x = 9,486,582,144.83
  5. Step 5: Solve for x
    x = 9,486,582,144.83/112,233.17
  6. Step 6: Final answer
    x = 84,525.65

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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.