Home / 153,684.97-230,472-64,945.33

Finding the Fourth Proportional to 153,684.97, 230,472 and 64,945.33

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Solution

The fourth proportional to 153,684.97, 230,472 and 64,945.33 is: 97,394.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,684.97 : 230,472 = 64,945.33 : x
  2. Step 2: Convert to fraction form
    153,684.97/230,472 = 64,945.33/x
  3. Step 3: Cross multiply
    153,684.97x = 230,472 × 64,945.33
  4. Step 4: Simplify right side
    153,684.97x = 14,968,080,095.76
  5. Step 5: Solve for x
    x = 14,968,080,095.76/153,684.97
  6. Step 6: Final answer
    x = 97,394.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.