Home / 146,557.92-202,238.46-86,130.84

Finding the Fourth Proportional to 146,557.92, 202,238.46 and 86,130.84

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Solution

The fourth proportional to 146,557.92, 202,238.46 and 86,130.84 is: 118,853.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,557.92 : 202,238.46 = 86,130.84 : x
  2. Step 2: Convert to fraction form
    146,557.92/202,238.46 = 86,130.84/x
  3. Step 3: Cross multiply
    146,557.92x = 202,238.46 × 86,130.84
  4. Step 4: Simplify right side
    146,557.92x = 17,418,968,440.11
  5. Step 5: Solve for x
    x = 17,418,968,440.11/146,557.92
  6. Step 6: Final answer
    x = 118,853.82

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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.