Home / 89,898.32-124,059.58-49,612.08

Finding the Fourth Proportional to 89,898.32, 124,059.58 and 49,612.08

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Solution

The fourth proportional to 89,898.32, 124,059.58 and 49,612.08 is: 68,464.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,898.32 : 124,059.58 = 49,612.08 : x
  2. Step 2: Convert to fraction form
    89,898.32/124,059.58 = 49,612.08/x
  3. Step 3: Cross multiply
    89,898.32x = 124,059.58 × 49,612.08
  4. Step 4: Simplify right side
    89,898.32x = 6,154,853,807.73
  5. Step 5: Solve for x
    x = 6,154,853,807.73/89,898.32
  6. Step 6: Final answer
    x = 68,464.61

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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.