Home / 113,998.44-157,312.98-63,008.56

Finding the Fourth Proportional to 113,998.44, 157,312.98 and 63,008.56

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Solution

The fourth proportional to 113,998.44, 157,312.98 and 63,008.56 is: 86,949.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,998.44 : 157,312.98 = 63,008.56 : x
  2. Step 2: Convert to fraction form
    113,998.44/157,312.98 = 63,008.56/x
  3. Step 3: Cross multiply
    113,998.44x = 157,312.98 × 63,008.56
  4. Step 4: Simplify right side
    113,998.44x = 9,912,064,339.11
  5. Step 5: Solve for x
    x = 9,912,064,339.11/113,998.44
  6. Step 6: Final answer
    x = 86,949.12

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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.