Home / 106,622.48-147,139-58,875.92

Finding the Fourth Proportional to 106,622.48, 147,139 and 58,875.92

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Solution

The fourth proportional to 106,622.48, 147,139 and 58,875.92 is: 81,248.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,622.48 : 147,139 = 58,875.92 : x
  2. Step 2: Convert to fraction form
    106,622.48/147,139 = 58,875.92/x
  3. Step 3: Cross multiply
    106,622.48x = 147,139 × 58,875.92
  4. Step 4: Simplify right side
    106,622.48x = 8,662,943,992.88
  5. Step 5: Solve for x
    x = 8,662,943,992.88/106,622.48
  6. Step 6: Final answer
    x = 81,248.76

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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.