Home / 164,569.01-227,103.93-89,117.51

Finding the Fourth Proportional to 164,569.01, 227,103.93 and 89,117.51

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Solution

The fourth proportional to 164,569.01, 227,103.93 and 89,117.51 is: 122,981.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,569.01 : 227,103.93 = 89,117.51 : x
  2. Step 2: Convert to fraction form
    164,569.01/227,103.93 = 89,117.51/x
  3. Step 3: Cross multiply
    164,569.01x = 227,103.93 × 89,117.51
  4. Step 4: Simplify right side
    164,569.01x = 20,238,936,752.81
  5. Step 5: Solve for x
    x = 20,238,936,752.81/164,569.01
  6. Step 6: Final answer
    x = 122,981.46

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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.