Home / 134,463.30-201,257.55-104,720.10

Finding the Fourth Proportional to 134,463.30, 201,257.55 and 104,720.10

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Solution

The fourth proportional to 134,463.30, 201,257.55 and 104,720.10 is: 156,739.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,463.30 : 201,257.55 = 104,720.10 : x
  2. Step 2: Convert to fraction form
    134,463.30/201,257.55 = 104,720.10/x
  3. Step 3: Cross multiply
    134,463.30x = 201,257.55 × 104,720.10
  4. Step 4: Simplify right side
    134,463.30x = 21,075,710,761.76
  5. Step 5: Solve for x
    x = 21,075,710,761.76/134,463.30
  6. Step 6: Final answer
    x = 156,739.50

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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.