Home / 70,034.31-105,052.35-23,287.19

Finding the Fourth Proportional to 70,034.31, 105,052.35 and 23,287.19

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Solution

The fourth proportional to 70,034.31, 105,052.35 and 23,287.19 is: 34,931.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,034.31 : 105,052.35 = 23,287.19 : x
  2. Step 2: Convert to fraction form
    70,034.31/105,052.35 = 23,287.19/x
  3. Step 3: Cross multiply
    70,034.31x = 105,052.35 × 23,287.19
  4. Step 4: Simplify right side
    70,034.31x = 2,446,373,509.13
  5. Step 5: Solve for x
    x = 2,446,373,509.13/70,034.31
  6. Step 6: Final answer
    x = 34,931.07

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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.