Home / 74,201.35-102,433.33-42,364.10

Finding the Fourth Proportional to 74,201.35, 102,433.33 and 42,364.10

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Solution

The fourth proportional to 74,201.35, 102,433.33 and 42,364.10 is: 58,482.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,201.35 : 102,433.33 = 42,364.10 : x
  2. Step 2: Convert to fraction form
    74,201.35/102,433.33 = 42,364.10/x
  3. Step 3: Cross multiply
    74,201.35x = 102,433.33 × 42,364.10
  4. Step 4: Simplify right side
    74,201.35x = 4,339,495,835.45
  5. Step 5: Solve for x
    x = 4,339,495,835.45/74,201.35
  6. Step 6: Final answer
    x = 58,482.71

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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.