Home / 42,063.87-63,077.33-15,750.16

Finding the Fourth Proportional to 42,063.87, 63,077.33 and 15,750.16

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Solution

The fourth proportional to 42,063.87, 63,077.33 and 15,750.16 is: 23,618.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,063.87 : 63,077.33 = 15,750.16 : x
  2. Step 2: Convert to fraction form
    42,063.87/63,077.33 = 15,750.16/x
  3. Step 3: Cross multiply
    42,063.87x = 63,077.33 × 15,750.16
  4. Step 4: Simplify right side
    42,063.87x = 993,478,010.26
  5. Step 5: Solve for x
    x = 993,478,010.26/42,063.87
  6. Step 6: Final answer
    x = 23,618.32

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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.