Home / 147,522.80-221,317.10-42,333.57

Finding the Fourth Proportional to 147,522.80, 221,317.10 and 42,333.57

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Solution

The fourth proportional to 147,522.80, 221,317.10 and 42,333.57 is: 63,509.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,522.80 : 221,317.10 = 42,333.57 : x
  2. Step 2: Convert to fraction form
    147,522.80/221,317.10 = 42,333.57/x
  3. Step 3: Cross multiply
    147,522.80x = 221,317.10 × 42,333.57
  4. Step 4: Simplify right side
    147,522.80x = 9,369,142,945.05
  5. Step 5: Solve for x
    x = 9,369,142,945.05/147,522.80
  6. Step 6: Final answer
    x = 63,509.80

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.