Home / 119,746.08-165,246.48-66,030.48

Finding the Fourth Proportional to 119,746.08, 165,246.48 and 66,030.48

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Solution

The fourth proportional to 119,746.08, 165,246.48 and 66,030.48 is: 91,120.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,746.08 : 165,246.48 = 66,030.48 : x
  2. Step 2: Convert to fraction form
    119,746.08/165,246.48 = 66,030.48/x
  3. Step 3: Cross multiply
    119,746.08x = 165,246.48 × 66,030.48
  4. Step 4: Simplify right side
    119,746.08x = 10,911,304,392.71
  5. Step 5: Solve for x
    x = 10,911,304,392.71/119,746.08
  6. Step 6: Final answer
    x = 91,120.35

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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.