Home / 106,945.34-147,582.77-59,197.66

Finding the Fourth Proportional to 106,945.34, 147,582.77 and 59,197.66

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Solution

The fourth proportional to 106,945.34, 147,582.77 and 59,197.66 is: 81,691.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,945.34 : 147,582.77 = 59,197.66 : x
  2. Step 2: Convert to fraction form
    106,945.34/147,582.77 = 59,197.66/x
  3. Step 3: Cross multiply
    106,945.34x = 147,582.77 × 59,197.66
  4. Step 4: Simplify right side
    106,945.34x = 8,736,553,975.37
  5. Step 5: Solve for x
    x = 8,736,553,975.37/106,945.34
  6. Step 6: Final answer
    x = 81,691.77

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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.