Home / 243,594.03-336,153.83-136,176.69

Finding the Fourth Proportional to 243,594.03, 336,153.83 and 136,176.69

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Solution

The fourth proportional to 243,594.03, 336,153.83 and 136,176.69 is: 187,920.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,594.03 : 336,153.83 = 136,176.69 : x
  2. Step 2: Convert to fraction form
    243,594.03/336,153.83 = 136,176.69/x
  3. Step 3: Cross multiply
    243,594.03x = 336,153.83 × 136,176.69
  4. Step 4: Simplify right side
    243,594.03x = 45,776,315,900.22
  5. Step 5: Solve for x
    x = 45,776,315,900.22/243,594.03
  6. Step 6: Final answer
    x = 187,920.52

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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.