Home / 106,064.47-146,369.55-58,320.91

Finding the Fourth Proportional to 106,064.47, 146,369.55 and 58,320.91

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Solution

The fourth proportional to 106,064.47, 146,369.55 and 58,320.91 is: 80,483.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,064.47 : 146,369.55 = 58,320.91 : x
  2. Step 2: Convert to fraction form
    106,064.47/146,369.55 = 58,320.91/x
  3. Step 3: Cross multiply
    106,064.47x = 146,369.55 × 58,320.91
  4. Step 4: Simplify right side
    106,064.47x = 8,536,405,352.29
  5. Step 5: Solve for x
    x = 8,536,405,352.29/106,064.47
  6. Step 6: Final answer
    x = 80,483.18

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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.