Home / 106,790.92-147,365.52-59,041.48

Finding the Fourth Proportional to 106,790.92, 147,365.52 and 59,041.48

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Solution

The fourth proportional to 106,790.92, 147,365.52 and 59,041.48 is: 81,473.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,790.92 : 147,365.52 = 59,041.48 : x
  2. Step 2: Convert to fraction form
    106,790.92/147,365.52 = 59,041.48/x
  3. Step 3: Cross multiply
    106,790.92x = 147,365.52 × 59,041.48
  4. Step 4: Simplify right side
    106,790.92x = 8,700,678,401.77
  5. Step 5: Solve for x
    x = 8,700,678,401.77/106,790.92
  6. Step 6: Final answer
    x = 81,473.95

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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.