Home / 189,535.30-261,560.70-104,652.16

Finding the Fourth Proportional to 189,535.30, 261,560.70 and 104,652.16

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Solution

The fourth proportional to 189,535.30, 261,560.70 and 104,652.16 is: 144,421.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,535.30 : 261,560.70 = 104,652.16 : x
  2. Step 2: Convert to fraction form
    189,535.30/261,560.70 = 104,652.16/x
  3. Step 3: Cross multiply
    189,535.30x = 261,560.70 × 104,652.16
  4. Step 4: Simplify right side
    189,535.30x = 27,372,892,226.11
  5. Step 5: Solve for x
    x = 27,372,892,226.11/189,535.30
  6. Step 6: Final answer
    x = 144,421.08

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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.