Home / 177,971.49-245,600.25-97,398.98

Finding the Fourth Proportional to 177,971.49, 245,600.25 and 97,398.98

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Solution

The fourth proportional to 177,971.49, 245,600.25 and 97,398.98 is: 134,410.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,971.49 : 245,600.25 = 97,398.98 : x
  2. Step 2: Convert to fraction form
    177,971.49/245,600.25 = 97,398.98/x
  3. Step 3: Cross multiply
    177,971.49x = 245,600.25 × 97,398.98
  4. Step 4: Simplify right side
    177,971.49x = 23,921,212,609.74
  5. Step 5: Solve for x
    x = 23,921,212,609.74/177,971.49
  6. Step 6: Final answer
    x = 134,410.36

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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.