Home / 119,191.37-164,415.33-71,417.04

Finding the Fourth Proportional to 119,191.37, 164,415.33 and 71,417.04

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Solution

The fourth proportional to 119,191.37, 164,415.33 and 71,417.04 is: 98,514.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,191.37 : 164,415.33 = 71,417.04 : x
  2. Step 2: Convert to fraction form
    119,191.37/164,415.33 = 71,417.04/x
  3. Step 3: Cross multiply
    119,191.37x = 164,415.33 × 71,417.04
  4. Step 4: Simplify right side
    119,191.37x = 11,742,056,199.22
  5. Step 5: Solve for x
    x = 11,742,056,199.22/119,191.37
  6. Step 6: Final answer
    x = 98,514.32

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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.