Home / 216,301.04-324,488.92-96,400.58

Finding the Fourth Proportional to 216,301.04, 324,488.92 and 96,400.58

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Solution

The fourth proportional to 216,301.04, 324,488.92 and 96,400.58 is: 144,617.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,301.04 : 324,488.92 = 96,400.58 : x
  2. Step 2: Convert to fraction form
    216,301.04/324,488.92 = 96,400.58/x
  3. Step 3: Cross multiply
    216,301.04x = 324,488.92 × 96,400.58
  4. Step 4: Simplify right side
    216,301.04x = 31,280,920,661.79
  5. Step 5: Solve for x
    x = 31,280,920,661.79/216,301.04
  6. Step 6: Final answer
    x = 144,617.53

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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.