Home / 39,077.17-53,913.60-22,079.32

Finding the Fourth Proportional to 39,077.17, 53,913.60 and 22,079.32

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Solution

The fourth proportional to 39,077.17, 53,913.60 and 22,079.32 is: 30,462.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,077.17 : 53,913.60 = 22,079.32 : x
  2. Step 2: Convert to fraction form
    39,077.17/53,913.60 = 22,079.32/x
  3. Step 3: Cross multiply
    39,077.17x = 53,913.60 × 22,079.32
  4. Step 4: Simplify right side
    39,077.17x = 1,190,375,491.97
  5. Step 5: Solve for x
    x = 1,190,375,491.97/39,077.17
  6. Step 6: Final answer
    x = 30,462.17

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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.