Home / 146,825.48-202,659.18-86,415.50

Finding the Fourth Proportional to 146,825.48, 202,659.18 and 86,415.50

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Solution

The fourth proportional to 146,825.48, 202,659.18 and 86,415.50 is: 119,276.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,825.48 : 202,659.18 = 86,415.50 : x
  2. Step 2: Convert to fraction form
    146,825.48/202,659.18 = 86,415.50/x
  3. Step 3: Cross multiply
    146,825.48x = 202,659.18 × 86,415.50
  4. Step 4: Simplify right side
    146,825.48x = 17,512,894,369.29
  5. Step 5: Solve for x
    x = 17,512,894,369.29/146,825.48
  6. Step 6: Final answer
    x = 119,276.94

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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.