Home / 105,062.67-157,595.07-30,182.63

Finding the Fourth Proportional to 105,062.67, 157,595.07 and 30,182.63

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Solution

The fourth proportional to 105,062.67, 157,595.07 and 30,182.63 is: 45,274.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,062.67 : 157,595.07 = 30,182.63 : x
  2. Step 2: Convert to fraction form
    105,062.67/157,595.07 = 30,182.63/x
  3. Step 3: Cross multiply
    105,062.67x = 157,595.07 × 30,182.63
  4. Step 4: Simplify right side
    105,062.67x = 4,756,633,012.84
  5. Step 5: Solve for x
    x = 4,756,633,012.84/105,062.67
  6. Step 6: Final answer
    x = 45,274.24

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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.