Home / 53,225.40-79,838.10-35,599.80

Finding the Fourth Proportional to 53,225.40, 79,838.10 and 35,599.80

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Solution

The fourth proportional to 53,225.40, 79,838.10 and 35,599.80 is: 53,399.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,225.40 : 79,838.10 = 35,599.80 : x
  2. Step 2: Convert to fraction form
    53,225.40/79,838.10 = 35,599.80/x
  3. Step 3: Cross multiply
    53,225.40x = 79,838.10 × 35,599.80
  4. Step 4: Simplify right side
    53,225.40x = 2,842,220,392.38
  5. Step 5: Solve for x
    x = 2,842,220,392.38/53,225.40
  6. Step 6: Final answer
    x = 53,399.70

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Similar ratio
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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.