Home / 119,204.22-164,367.18-86,881.71

Finding the Fourth Proportional to 119,204.22, 164,367.18 and 86,881.71

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Solution

The fourth proportional to 119,204.22, 164,367.18 and 86,881.71 is: 119,798.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,204.22 : 164,367.18 = 86,881.71 : x
  2. Step 2: Convert to fraction form
    119,204.22/164,367.18 = 86,881.71/x
  3. Step 3: Cross multiply
    119,204.22x = 164,367.18 × 86,881.71
  4. Step 4: Simplify right side
    119,204.22x = 14,280,501,666.28
  5. Step 5: Solve for x
    x = 14,280,501,666.28/119,204.22
  6. Step 6: Final answer
    x = 119,798.63

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1.5x scale

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.