Home / 176,176.20-243,121.06-95,603.07

Finding the Fourth Proportional to 176,176.20, 243,121.06 and 95,603.07

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Solution

The fourth proportional to 176,176.20, 243,121.06 and 95,603.07 is: 131,931.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,176.20 : 243,121.06 = 95,603.07 : x
  2. Step 2: Convert to fraction form
    176,176.20/243,121.06 = 95,603.07/x
  3. Step 3: Cross multiply
    176,176.20x = 243,121.06 × 95,603.07
  4. Step 4: Simplify right side
    176,176.20x = 23,243,119,717.65
  5. Step 5: Solve for x
    x = 23,243,119,717.65/176,176.20
  6. Step 6: Final answer
    x = 131,931.10

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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.