Home / 292,017.12-402,959.48-164,724

Finding the Fourth Proportional to 292,017.12, 402,959.48 and 164,724

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Solution

The fourth proportional to 292,017.12, 402,959.48 and 164,724 is: 227,305.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,017.12 : 402,959.48 = 164,724 : x
  2. Step 2: Convert to fraction form
    292,017.12/402,959.48 = 164,724/x
  3. Step 3: Cross multiply
    292,017.12x = 402,959.48 × 164,724
  4. Step 4: Simplify right side
    292,017.12x = 66,377,097,383.52
  5. Step 5: Solve for x
    x = 66,377,097,383.52/292,017.12
  6. Step 6: Final answer
    x = 227,305.50

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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.