Home / 585,501.12-878,122.08-164,664

Finding the Fourth Proportional to 585,501.12, 878,122.08 and 164,664

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Solution

The fourth proportional to 585,501.12, 878,122.08 and 164,664 is: 246,959.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,501.12 : 878,122.08 = 164,664 : x
  2. Step 2: Convert to fraction form
    585,501.12/878,122.08 = 164,664/x
  3. Step 3: Cross multiply
    585,501.12x = 878,122.08 × 164,664
  4. Step 4: Simplify right side
    585,501.12x = 144,595,094,181.12
  5. Step 5: Solve for x
    x = 144,595,094,181.12/585,501.12
  6. Step 6: Final answer
    x = 246,959.55

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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.