Home / 45,972.97-63,450.09-42,971.32

Finding the Fourth Proportional to 45,972.97, 63,450.09 and 42,971.32

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Solution

The fourth proportional to 45,972.97, 63,450.09 and 42,971.32 is: 59,307.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,972.97 : 63,450.09 = 42,971.32 : x
  2. Step 2: Convert to fraction form
    45,972.97/63,450.09 = 42,971.32/x
  3. Step 3: Cross multiply
    45,972.97x = 63,450.09 × 42,971.32
  4. Step 4: Simplify right side
    45,972.97x = 2,726,534,121.42
  5. Step 5: Solve for x
    x = 2,726,534,121.42/45,972.97
  6. Step 6: Final answer
    x = 59,307.33

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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.