Home / 219,541.86-302,963.81-124,046.51

Finding the Fourth Proportional to 219,541.86, 302,963.81 and 124,046.51

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Solution

The fourth proportional to 219,541.86, 302,963.81 and 124,046.51 is: 171,181.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,541.86 : 302,963.81 = 124,046.51 : x
  2. Step 2: Convert to fraction form
    219,541.86/302,963.81 = 124,046.51/x
  3. Step 3: Cross multiply
    219,541.86x = 302,963.81 × 124,046.51
  4. Step 4: Simplify right side
    219,541.86x = 37,581,602,082.10
  5. Step 5: Solve for x
    x = 37,581,602,082.10/219,541.86
  6. Step 6: Final answer
    x = 171,181.94

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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.