Home / 134,901.80-202,223.10-104,899.40

Finding the Fourth Proportional to 134,901.80, 202,223.10 and 104,899.40

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Solution

The fourth proportional to 134,901.80, 202,223.10 and 104,899.40 is: 157,248.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,901.80 : 202,223.10 = 104,899.40 : x
  2. Step 2: Convert to fraction form
    134,901.80/202,223.10 = 104,899.40/x
  3. Step 3: Cross multiply
    134,901.80x = 202,223.10 × 104,899.40
  4. Step 4: Simplify right side
    134,901.80x = 21,213,081,856.14
  5. Step 5: Solve for x
    x = 21,213,081,856.14/134,901.80
  6. Step 6: Final answer
    x = 157,248.32

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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.