Home / 29,053.70-43,574.90-7,988.33

Finding the Fourth Proportional to 29,053.70, 43,574.90 and 7,988.33

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Solution

The fourth proportional to 29,053.70, 43,574.90 and 7,988.33 is: 11,980.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,053.70 : 43,574.90 = 7,988.33 : x
  2. Step 2: Convert to fraction form
    29,053.70/43,574.90 = 7,988.33/x
  3. Step 3: Cross multiply
    29,053.70x = 43,574.90 × 7,988.33
  4. Step 4: Simplify right side
    29,053.70x = 348,090,423.10
  5. Step 5: Solve for x
    x = 348,090,423.10/29,053.70
  6. Step 6: Final answer
    x = 11,980.93

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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.