Home / 74,025.27-102,155.04-42,193.35

Finding the Fourth Proportional to 74,025.27, 102,155.04 and 42,193.35

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Solution

The fourth proportional to 74,025.27, 102,155.04 and 42,193.35 is: 58,226.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,025.27 : 102,155.04 = 42,193.35 : x
  2. Step 2: Convert to fraction form
    74,025.27/102,155.04 = 42,193.35/x
  3. Step 3: Cross multiply
    74,025.27x = 102,155.04 × 42,193.35
  4. Step 4: Simplify right side
    74,025.27x = 4,310,263,356.98
  5. Step 5: Solve for x
    x = 4,310,263,356.98/74,025.27
  6. Step 6: Final answer
    x = 58,226.92

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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.