Home / 146,023.12-201,603.12-111,966.14

Finding the Fourth Proportional to 146,023.12, 201,603.12 and 111,966.14

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Solution

The fourth proportional to 146,023.12, 201,603.12 and 111,966.14 is: 154,583.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,023.12 : 201,603.12 = 111,966.14 : x
  2. Step 2: Convert to fraction form
    146,023.12/201,603.12 = 111,966.14/x
  3. Step 3: Cross multiply
    146,023.12x = 201,603.12 × 111,966.14
  4. Step 4: Simplify right side
    146,023.12x = 22,572,723,158.36
  5. Step 5: Solve for x
    x = 22,572,723,158.36/146,023.12
  6. Step 6: Final answer
    x = 154,583.21

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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.