Home / 230,204.40-345,326.88-70,316.46

Finding the Fourth Proportional to 230,204.40, 345,326.88 and 70,316.46

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Solution

The fourth proportional to 230,204.40, 345,326.88 and 70,316.46 is: 105,480.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,204.40 : 345,326.88 = 70,316.46 : x
  2. Step 2: Convert to fraction form
    230,204.40/345,326.88 = 70,316.46/x
  3. Step 3: Cross multiply
    230,204.40x = 345,326.88 × 70,316.46
  4. Step 4: Simplify right side
    230,204.40x = 24,282,163,744.44
  5. Step 5: Solve for x
    x = 24,282,163,744.44/230,204.40
  6. Step 6: Final answer
    x = 105,480.88

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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.