Home / 119,071.08-164,317.52-65,357.01

Finding the Fourth Proportional to 119,071.08, 164,317.52 and 65,357.01

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Solution

The fourth proportional to 119,071.08, 164,317.52 and 65,357.01 is: 90,192.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,071.08 : 164,317.52 = 65,357.01 : x
  2. Step 2: Convert to fraction form
    119,071.08/164,317.52 = 65,357.01/x
  3. Step 3: Cross multiply
    119,071.08x = 164,317.52 × 65,357.01
  4. Step 4: Simplify right side
    119,071.08x = 10,739,301,471.03
  5. Step 5: Solve for x
    x = 10,739,301,471.03/119,071.08
  6. Step 6: Final answer
    x = 90,192.36

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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.