Home / 173,516.91-239,360.76-105,554.67

Finding the Fourth Proportional to 173,516.91, 239,360.76 and 105,554.67

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Solution

The fourth proportional to 173,516.91, 239,360.76 and 105,554.67 is: 145,609.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,516.91 : 239,360.76 = 105,554.67 : x
  2. Step 2: Convert to fraction form
    173,516.91/239,360.76 = 105,554.67/x
  3. Step 3: Cross multiply
    173,516.91x = 239,360.76 × 105,554.67
  4. Step 4: Simplify right side
    173,516.91x = 25,265,646,032.75
  5. Step 5: Solve for x
    x = 25,265,646,032.75/173,516.91
  6. Step 6: Final answer
    x = 145,609.13

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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.