Home / 147,577.14-203,656.48-83,918.84

Finding the Fourth Proportional to 147,577.14, 203,656.48 and 83,918.84

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Solution

The fourth proportional to 147,577.14, 203,656.48 and 83,918.84 is: 115,808.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,577.14 : 203,656.48 = 83,918.84 : x
  2. Step 2: Convert to fraction form
    147,577.14/203,656.48 = 83,918.84/x
  3. Step 3: Cross multiply
    147,577.14x = 203,656.48 × 83,918.84
  4. Step 4: Simplify right side
    147,577.14x = 17,090,614,332.00
  5. Step 5: Solve for x
    x = 17,090,614,332.00/147,577.14
  6. Step 6: Final answer
    x = 115,808.01

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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.