Home / 146,433.04-202,022.76-86,005.60

Finding the Fourth Proportional to 146,433.04, 202,022.76 and 86,005.60

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Solution

The fourth proportional to 146,433.04, 202,022.76 and 86,005.60 is: 118,655.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,433.04 : 202,022.76 = 86,005.60 : x
  2. Step 2: Convert to fraction form
    146,433.04/202,022.76 = 86,005.60/x
  3. Step 3: Cross multiply
    146,433.04x = 202,022.76 × 86,005.60
  4. Step 4: Simplify right side
    146,433.04x = 17,375,088,687.46
  5. Step 5: Solve for x
    x = 17,375,088,687.46/146,433.04
  6. Step 6: Final answer
    x = 118,655.52

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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.