Home / 124,296.56-171,533.40-67,713.20

Finding the Fourth Proportional to 124,296.56, 171,533.40 and 67,713.20

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Solution

The fourth proportional to 124,296.56, 171,533.40 and 67,713.20 is: 93,446.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,296.56 : 171,533.40 = 67,713.20 : x
  2. Step 2: Convert to fraction form
    124,296.56/171,533.40 = 67,713.20/x
  3. Step 3: Cross multiply
    124,296.56x = 171,533.40 × 67,713.20
  4. Step 4: Simplify right side
    124,296.56x = 11,615,075,420.88
  5. Step 5: Solve for x
    x = 11,615,075,420.88/124,296.56
  6. Step 6: Final answer
    x = 93,446.48

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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.