Home / 175,971.12-242,875.44-104,390.88

Finding the Fourth Proportional to 175,971.12, 242,875.44 and 104,390.88

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Solution

The fourth proportional to 175,971.12, 242,875.44 and 104,390.88 is: 144,080.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,971.12 : 242,875.44 = 104,390.88 : x
  2. Step 2: Convert to fraction form
    175,971.12/242,875.44 = 104,390.88/x
  3. Step 3: Cross multiply
    175,971.12x = 242,875.44 × 104,390.88
  4. Step 4: Simplify right side
    175,971.12x = 25,353,980,911.99
  5. Step 5: Solve for x
    x = 25,353,980,911.99/175,971.12
  6. Step 6: Final answer
    x = 144,080.35

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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.