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Finding the Fourth Proportional to 167,048.98, 230,526.86 and 90,567.84

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Solution

The fourth proportional to 167,048.98, 230,526.86 and 90,567.84 is: 124,983.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,048.98 : 230,526.86 = 90,567.84 : x
  2. Step 2: Convert to fraction form
    167,048.98/230,526.86 = 90,567.84/x
  3. Step 3: Cross multiply
    167,048.98x = 230,526.86 × 90,567.84
  4. Step 4: Simplify right side
    167,048.98x = 20,878,319,134.13
  5. Step 5: Solve for x
    x = 20,878,319,134.13/167,048.98
  6. Step 6: Final answer
    x = 124,983.22

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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.