Home / 161,663.34-223,095.87-93,693.51

Finding the Fourth Proportional to 161,663.34, 223,095.87 and 93,693.51

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Solution

The fourth proportional to 161,663.34, 223,095.87 and 93,693.51 is: 129,297.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,663.34 : 223,095.87 = 93,693.51 : x
  2. Step 2: Convert to fraction form
    161,663.34/223,095.87 = 93,693.51/x
  3. Step 3: Cross multiply
    161,663.34x = 223,095.87 × 93,693.51
  4. Step 4: Simplify right side
    161,663.34x = 20,902,635,126.80
  5. Step 5: Solve for x
    x = 20,902,635,126.80/161,663.34
  6. Step 6: Final answer
    x = 129,297.31

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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.