Home / 106,063.47-146,368.17-58,319.91

Finding the Fourth Proportional to 106,063.47, 146,368.17 and 58,319.91

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Solution

The fourth proportional to 106,063.47, 146,368.17 and 58,319.91 is: 80,481.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,063.47 : 146,368.17 = 58,319.91 : x
  2. Step 2: Convert to fraction form
    106,063.47/146,368.17 = 58,319.91/x
  3. Step 3: Cross multiply
    106,063.47x = 146,368.17 × 58,319.91
  4. Step 4: Simplify right side
    106,063.47x = 8,536,178,501.26
  5. Step 5: Solve for x
    x = 8,536,178,501.26/106,063.47
  6. Step 6: Final answer
    x = 80,481.80

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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.