Home / 60,270.05-90,420.13-42,535.33

Finding the Fourth Proportional to 60,270.05, 90,420.13 and 42,535.33

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Solution

The fourth proportional to 60,270.05, 90,420.13 and 42,535.33 is: 63,813.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,270.05 : 90,420.13 = 42,535.33 : x
  2. Step 2: Convert to fraction form
    60,270.05/90,420.13 = 42,535.33/x
  3. Step 3: Cross multiply
    60,270.05x = 90,420.13 × 42,535.33
  4. Step 4: Simplify right side
    60,270.05x = 3,846,050,068.19
  5. Step 5: Solve for x
    x = 3,846,050,068.19/60,270.05
  6. Step 6: Final answer
    x = 63,813.62

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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.