Home / 52,157.01-71,980.65-29,496.45

Finding the Fourth Proportional to 52,157.01, 71,980.65 and 29,496.45

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Solution

The fourth proportional to 52,157.01, 71,980.65 and 29,496.45 is: 40,707.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,157.01 : 71,980.65 = 29,496.45 : x
  2. Step 2: Convert to fraction form
    52,157.01/71,980.65 = 29,496.45/x
  3. Step 3: Cross multiply
    52,157.01x = 71,980.65 × 29,496.45
  4. Step 4: Simplify right side
    52,157.01x = 2,123,173,913.62
  5. Step 5: Solve for x
    x = 2,123,173,913.62/52,157.01
  6. Step 6: Final answer
    x = 40,707.35

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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.