Home / 147,963.36-204,165.60-84,302.40

Finding the Fourth Proportional to 147,963.36, 204,165.60 and 84,302.40

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Solution

The fourth proportional to 147,963.36, 204,165.60 and 84,302.40 is: 116,323.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,963.36 : 204,165.60 = 84,302.40 : x
  2. Step 2: Convert to fraction form
    147,963.36/204,165.60 = 84,302.40/x
  3. Step 3: Cross multiply
    147,963.36x = 204,165.60 × 84,302.40
  4. Step 4: Simplify right side
    147,963.36x = 17,211,650,077.44
  5. Step 5: Solve for x
    x = 17,211,650,077.44/147,963.36
  6. Step 6: Final answer
    x = 116,323.73

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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.