Home / 106,263.61-146,643.03-58,516.57

Finding the Fourth Proportional to 106,263.61, 146,643.03 and 58,516.57

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Solution

The fourth proportional to 106,263.61, 146,643.03 and 58,516.57 is: 80,752.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,263.61 : 146,643.03 = 58,516.57 : x
  2. Step 2: Convert to fraction form
    106,263.61/146,643.03 = 58,516.57/x
  3. Step 3: Cross multiply
    106,263.61x = 146,643.03 × 58,516.57
  4. Step 4: Simplify right side
    106,263.61x = 8,581,047,130.01
  5. Step 5: Solve for x
    x = 8,581,047,130.01/106,263.61
  6. Step 6: Final answer
    x = 80,752.45

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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.