Home / 124,374.39-171,637.25-70,662.36

Finding the Fourth Proportional to 124,374.39, 171,637.25 and 70,662.36

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Solution

The fourth proportional to 124,374.39, 171,637.25 and 70,662.36 is: 97,514.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,374.39 : 171,637.25 = 70,662.36 : x
  2. Step 2: Convert to fraction form
    124,374.39/171,637.25 = 70,662.36/x
  3. Step 3: Cross multiply
    124,374.39x = 171,637.25 × 70,662.36
  4. Step 4: Simplify right side
    124,374.39x = 12,128,292,795.60
  5. Step 5: Solve for x
    x = 12,128,292,795.60/124,374.39
  6. Step 6: Final answer
    x = 97,514.39

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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.