Home / 112,320.66-154,998.45-62,018.58

Finding the Fourth Proportional to 112,320.66, 154,998.45 and 62,018.58

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Solution

The fourth proportional to 112,320.66, 154,998.45 and 62,018.58 is: 85,583.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,320.66 : 154,998.45 = 62,018.58 : x
  2. Step 2: Convert to fraction form
    112,320.66/154,998.45 = 62,018.58/x
  3. Step 3: Cross multiply
    112,320.66x = 154,998.45 × 62,018.58
  4. Step 4: Simplify right side
    112,320.66x = 9,612,783,771.20
  5. Step 5: Solve for x
    x = 9,612,783,771.20/112,320.66
  6. Step 6: Final answer
    x = 85,583.40

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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.