Home / 47,940.81-66,160.58-26,720.22

Finding the Fourth Proportional to 47,940.81, 66,160.58 and 26,720.22

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Solution

The fourth proportional to 47,940.81, 66,160.58 and 26,720.22 is: 36,875.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,940.81 : 66,160.58 = 26,720.22 : x
  2. Step 2: Convert to fraction form
    47,940.81/66,160.58 = 26,720.22/x
  3. Step 3: Cross multiply
    47,940.81x = 66,160.58 × 26,720.22
  4. Step 4: Simplify right side
    47,940.81x = 1,767,825,252.93
  5. Step 5: Solve for x
    x = 1,767,825,252.93/47,940.81
  6. Step 6: Final answer
    x = 36,875.16

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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.