Home / 47,630.09-65,728.55-26,409.17

Finding the Fourth Proportional to 47,630.09, 65,728.55 and 26,409.17

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Solution

The fourth proportional to 47,630.09, 65,728.55 and 26,409.17 is: 36,444.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,630.09 : 65,728.55 = 26,409.17 : x
  2. Step 2: Convert to fraction form
    47,630.09/65,728.55 = 26,409.17/x
  3. Step 3: Cross multiply
    47,630.09x = 65,728.55 × 26,409.17
  4. Step 4: Simplify right side
    47,630.09x = 1,735,836,318.76
  5. Step 5: Solve for x
    x = 1,735,836,318.76/47,630.09
  6. Step 6: Final answer
    x = 36,444.11

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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.