Home / 119,308.96-164,646.68-68,322.48

Finding the Fourth Proportional to 119,308.96, 164,646.68 and 68,322.48

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Solution

The fourth proportional to 119,308.96, 164,646.68 and 68,322.48 is: 94,285.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,308.96 : 164,646.68 = 68,322.48 : x
  2. Step 2: Convert to fraction form
    119,308.96/164,646.68 = 68,322.48/x
  3. Step 3: Cross multiply
    119,308.96x = 164,646.68 × 68,322.48
  4. Step 4: Simplify right side
    119,308.96x = 11,249,069,501.37
  5. Step 5: Solve for x
    x = 11,249,069,501.37/119,308.96
  6. Step 6: Final answer
    x = 94,285.20

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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.