Home / 106,945.36-147,582.48-59,195.92

Finding the Fourth Proportional to 106,945.36, 147,582.48 and 59,195.92

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Solution

The fourth proportional to 106,945.36, 147,582.48 and 59,195.92 is: 81,689.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,945.36 : 147,582.48 = 59,195.92 : x
  2. Step 2: Convert to fraction form
    106,945.36/147,582.48 = 59,195.92/x
  3. Step 3: Cross multiply
    106,945.36x = 147,582.48 × 59,195.92
  4. Step 4: Simplify right side
    106,945.36x = 8,736,280,679.48
  5. Step 5: Solve for x
    x = 8,736,280,679.48/106,945.36
  6. Step 6: Final answer
    x = 81,689.20

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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.