Home / 221,789.76-334,181.03-183,210.72

Finding the Fourth Proportional to 221,789.76, 334,181.03 and 183,210.72

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Solution

The fourth proportional to 221,789.76, 334,181.03 and 183,210.72 is: 276,052.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,789.76 : 334,181.03 = 183,210.72 : x
  2. Step 2: Convert to fraction form
    221,789.76/334,181.03 = 183,210.72/x
  3. Step 3: Cross multiply
    221,789.76x = 334,181.03 × 183,210.72
  4. Step 4: Simplify right side
    221,789.76x = 61,225,547,116.64
  5. Step 5: Solve for x
    x = 61,225,547,116.64/221,789.76
  6. Step 6: Final answer
    x = 276,052.18

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.