Home / 98,006.23-146,995.51-31,437.71

Finding the Fourth Proportional to 98,006.23, 146,995.51 and 31,437.71

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Solution

The fourth proportional to 98,006.23, 146,995.51 and 31,437.71 is: 47,152.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,006.23 : 146,995.51 = 31,437.71 : x
  2. Step 2: Convert to fraction form
    98,006.23/146,995.51 = 31,437.71/x
  3. Step 3: Cross multiply
    98,006.23x = 146,995.51 × 31,437.71
  4. Step 4: Simplify right side
    98,006.23x = 4,621,202,214.68
  5. Step 5: Solve for x
    x = 4,621,202,214.68/98,006.23
  6. Step 6: Final answer
    x = 47,152.13

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1.5x scale

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.