Home / 119,567.56-163,808.27-115,083.40

Finding the Fourth Proportional to 119,567.56, 163,808.27 and 115,083.40

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Solution

The fourth proportional to 119,567.56, 163,808.27 and 115,083.40 is: 157,664.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,567.56 : 163,808.27 = 115,083.40 : x
  2. Step 2: Convert to fraction form
    119,567.56/163,808.27 = 115,083.40/x
  3. Step 3: Cross multiply
    119,567.56x = 163,808.27 × 115,083.40
  4. Step 4: Simplify right side
    119,567.56x = 18,851,612,659.72
  5. Step 5: Solve for x
    x = 18,851,612,659.72/119,567.56
  6. Step 6: Final answer
    x = 157,664.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.