Home / 51,988.04-71,740.14-29,630.60

Finding the Fourth Proportional to 51,988.04, 71,740.14 and 29,630.60

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Solution

The fourth proportional to 51,988.04, 71,740.14 and 29,630.60 is: 40,888.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,988.04 : 71,740.14 = 29,630.60 : x
  2. Step 2: Convert to fraction form
    51,988.04/71,740.14 = 29,630.60/x
  3. Step 3: Cross multiply
    51,988.04x = 71,740.14 × 29,630.60
  4. Step 4: Simplify right side
    51,988.04x = 2,125,703,033.58
  5. Step 5: Solve for x
    x = 2,125,703,033.58/51,988.04
  6. Step 6: Final answer
    x = 40,888.31

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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.