Home / 61,516.98-92,288.34-25,978.38

Finding the Fourth Proportional to 61,516.98, 92,288.34 and 25,978.38

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Solution

The fourth proportional to 61,516.98, 92,288.34 and 25,978.38 is: 38,973.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,516.98 : 92,288.34 = 25,978.38 : x
  2. Step 2: Convert to fraction form
    61,516.98/92,288.34 = 25,978.38/x
  3. Step 3: Cross multiply
    61,516.98x = 92,288.34 × 25,978.38
  4. Step 4: Simplify right side
    61,516.98x = 2,397,501,960.24
  5. Step 5: Solve for x
    x = 2,397,501,960.24/61,516.98
  6. Step 6: Final answer
    x = 38,973.01

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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.