Home / 74,408.59-102,701.55-42,595.84

Finding the Fourth Proportional to 74,408.59, 102,701.55 and 42,595.84

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Solution

The fourth proportional to 74,408.59, 102,701.55 and 42,595.84 is: 58,792.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,408.59 : 102,701.55 = 42,595.84 : x
  2. Step 2: Convert to fraction form
    74,408.59/102,701.55 = 42,595.84/x
  3. Step 3: Cross multiply
    74,408.59x = 102,701.55 × 42,595.84
  4. Step 4: Simplify right side
    74,408.59x = 4,374,658,791.55
  5. Step 5: Solve for x
    x = 4,374,658,791.55/74,408.59
  6. Step 6: Final answer
    x = 58,792.39

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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.