Home / 53,125.01-79,696.16-15,688.87

Finding the Fourth Proportional to 53,125.01, 79,696.16 and 15,688.87

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Solution

The fourth proportional to 53,125.01, 79,696.16 and 15,688.87 is: 23,535.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,125.01 : 79,696.16 = 15,688.87 : x
  2. Step 2: Convert to fraction form
    53,125.01/79,696.16 = 15,688.87/x
  3. Step 3: Cross multiply
    53,125.01x = 79,696.16 × 15,688.87
  4. Step 4: Simplify right side
    53,125.01x = 1,250,342,474.89
  5. Step 5: Solve for x
    x = 1,250,342,474.89/53,125.01
  6. Step 6: Final answer
    x = 23,535.85

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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.