Home / 47,700.28-65,821.98-26,478.28

Finding the Fourth Proportional to 47,700.28, 65,821.98 and 26,478.28

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Solution

The fourth proportional to 47,700.28, 65,821.98 and 26,478.28 is: 36,537.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,700.28 : 65,821.98 = 26,478.28 : x
  2. Step 2: Convert to fraction form
    47,700.28/65,821.98 = 26,478.28/x
  3. Step 3: Cross multiply
    47,700.28x = 65,821.98 × 26,478.28
  4. Step 4: Simplify right side
    47,700.28x = 1,742,852,816.59
  5. Step 5: Solve for x
    x = 1,742,852,816.59/47,700.28
  6. Step 6: Final answer
    x = 36,537.58

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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.