Home / 163,983.60-246,090.60-70,556.40

Finding the Fourth Proportional to 163,983.60, 246,090.60 and 70,556.40

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Solution

The fourth proportional to 163,983.60, 246,090.60 and 70,556.40 is: 105,884.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,983.60 : 246,090.60 = 70,556.40 : x
  2. Step 2: Convert to fraction form
    163,983.60/246,090.60 = 70,556.40/x
  3. Step 3: Cross multiply
    163,983.60x = 246,090.60 × 70,556.40
  4. Step 4: Simplify right side
    163,983.60x = 17,363,266,809.84
  5. Step 5: Solve for x
    x = 17,363,266,809.84/163,983.60
  6. Step 6: Final answer
    x = 105,884.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.