Home / 168,985.50-233,200.20-105,323.25

Finding the Fourth Proportional to 168,985.50, 233,200.20 and 105,323.25

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Solution

The fourth proportional to 168,985.50, 233,200.20 and 105,323.25 is: 145,346.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,985.50 : 233,200.20 = 105,323.25 : x
  2. Step 2: Convert to fraction form
    168,985.50/233,200.20 = 105,323.25/x
  3. Step 3: Cross multiply
    168,985.50x = 233,200.20 × 105,323.25
  4. Step 4: Simplify right side
    168,985.50x = 24,561,402,964.65
  5. Step 5: Solve for x
    x = 24,561,402,964.65/168,985.50
  6. Step 6: Final answer
    x = 145,346.22

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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.