Home / 86,214.45-119,030.60-59,036.01

Finding the Fourth Proportional to 86,214.45, 119,030.60 and 59,036.01

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Solution

The fourth proportional to 86,214.45, 119,030.60 and 59,036.01 is: 81,507.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,214.45 : 119,030.60 = 59,036.01 : x
  2. Step 2: Convert to fraction form
    86,214.45/119,030.60 = 59,036.01/x
  3. Step 3: Cross multiply
    86,214.45x = 119,030.60 × 59,036.01
  4. Step 4: Simplify right side
    86,214.45x = 7,027,091,691.91
  5. Step 5: Solve for x
    x = 7,027,091,691.91/86,214.45
  6. Step 6: Final answer
    x = 81,507.12

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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.