Home / 46,972.32-70,458.48-20,677.20

Finding the Fourth Proportional to 46,972.32, 70,458.48 and 20,677.20

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Solution

The fourth proportional to 46,972.32, 70,458.48 and 20,677.20 is: 31,015.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,972.32 : 70,458.48 = 20,677.20 : x
  2. Step 2: Convert to fraction form
    46,972.32/70,458.48 = 20,677.20/x
  3. Step 3: Cross multiply
    46,972.32x = 70,458.48 × 20,677.20
  4. Step 4: Simplify right side
    46,972.32x = 1,456,884,082.66
  5. Step 5: Solve for x
    x = 1,456,884,082.66/46,972.32
  6. Step 6: Final answer
    x = 31,015.80

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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.