Home / 104,964.99-157,441-42,633.87

Finding the Fourth Proportional to 104,964.99, 157,441 and 42,633.87

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Solution

The fourth proportional to 104,964.99, 157,441 and 42,633.87 is: 63,948.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,964.99 : 157,441 = 42,633.87 : x
  2. Step 2: Convert to fraction form
    104,964.99/157,441 = 42,633.87/x
  3. Step 3: Cross multiply
    104,964.99x = 157,441 × 42,633.87
  4. Step 4: Simplify right side
    104,964.99x = 6,712,319,126.67
  5. Step 5: Solve for x
    x = 6,712,319,126.67/104,964.99
  6. Step 6: Final answer
    x = 63,948.17

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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.