Home / 189,424.67-261,405.51-104,541.13

Finding the Fourth Proportional to 189,424.67, 261,405.51 and 104,541.13

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Solution

The fourth proportional to 189,424.67, 261,405.51 and 104,541.13 is: 144,266.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,424.67 : 261,405.51 = 104,541.13 : x
  2. Step 2: Convert to fraction form
    189,424.67/261,405.51 = 104,541.13/x
  3. Step 3: Cross multiply
    189,424.67x = 261,405.51 × 104,541.13
  4. Step 4: Simplify right side
    189,424.67x = 27,327,626,096.60
  5. Step 5: Solve for x
    x = 27,327,626,096.60/189,424.67
  6. Step 6: Final answer
    x = 144,266.46

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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.