Home / 113,945.36-157,236.51-62,957.54

Finding the Fourth Proportional to 113,945.36, 157,236.51 and 62,957.54

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Solution

The fourth proportional to 113,945.36, 157,236.51 and 62,957.54 is: 86,876.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,945.36 : 157,236.51 = 62,957.54 : x
  2. Step 2: Convert to fraction form
    113,945.36/157,236.51 = 62,957.54/x
  3. Step 3: Cross multiply
    113,945.36x = 157,236.51 × 62,957.54
  4. Step 4: Simplify right side
    113,945.36x = 9,899,223,081.60
  5. Step 5: Solve for x
    x = 9,899,223,081.60/113,945.36
  6. Step 6: Final answer
    x = 86,876.93

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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.