Home / 88,992.40-122,807.85-48,705.34

Finding the Fourth Proportional to 88,992.40, 122,807.85 and 48,705.34

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Solution

The fourth proportional to 88,992.40, 122,807.85 and 48,705.34 is: 67,212.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,992.40 : 122,807.85 = 48,705.34 : x
  2. Step 2: Convert to fraction form
    88,992.40/122,807.85 = 48,705.34/x
  3. Step 3: Cross multiply
    88,992.40x = 122,807.85 × 48,705.34
  4. Step 4: Simplify right side
    88,992.40x = 5,981,398,088.92
  5. Step 5: Solve for x
    x = 5,981,398,088.92/88,992.40
  6. Step 6: Final answer
    x = 67,212.46

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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.