Home / 115,516.19-173,032.80-92,904.66

Finding the Fourth Proportional to 115,516.19, 173,032.80 and 92,904.66

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Solution

The fourth proportional to 115,516.19, 173,032.80 and 92,904.66 is: 139,162.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,516.19 : 173,032.80 = 92,904.66 : x
  2. Step 2: Convert to fraction form
    115,516.19/173,032.80 = 92,904.66/x
  3. Step 3: Cross multiply
    115,516.19x = 173,032.80 × 92,904.66
  4. Step 4: Simplify right side
    115,516.19x = 16,075,553,452.85
  5. Step 5: Solve for x
    x = 16,075,553,452.85/115,516.19
  6. Step 6: Final answer
    x = 139,162.77

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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.