Home / 53,164.53-79,746.80-15,724.98

Finding the Fourth Proportional to 53,164.53, 79,746.80 and 15,724.98

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Solution

The fourth proportional to 53,164.53, 79,746.80 and 15,724.98 is: 23,587.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,164.53 : 79,746.80 = 15,724.98 : x
  2. Step 2: Convert to fraction form
    53,164.53/79,746.80 = 15,724.98/x
  3. Step 3: Cross multiply
    53,164.53x = 79,746.80 × 15,724.98
  4. Step 4: Simplify right side
    53,164.53x = 1,254,016,756.44
  5. Step 5: Solve for x
    x = 1,254,016,756.44/53,164.53
  6. Step 6: Final answer
    x = 23,587.47

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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.