Home / 133,547.54-200,341.15-38,778.55

Finding the Fourth Proportional to 133,547.54, 200,341.15 and 38,778.55

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Solution

The fourth proportional to 133,547.54, 200,341.15 and 38,778.55 is: 58,173.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,547.54 : 200,341.15 = 38,778.55 : x
  2. Step 2: Convert to fraction form
    133,547.54/200,341.15 = 38,778.55/x
  3. Step 3: Cross multiply
    133,547.54x = 200,341.15 × 38,778.55
  4. Step 4: Simplify right side
    133,547.54x = 7,768,938,704.53
  5. Step 5: Solve for x
    x = 7,768,938,704.53/133,547.54
  6. Step 6: Final answer
    x = 58,173.58

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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.