Home / 109,484.81-164,154.29-39,355.01

Finding the Fourth Proportional to 109,484.81, 164,154.29 and 39,355.01

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Solution

The fourth proportional to 109,484.81, 164,154.29 and 39,355.01 is: 59,006.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,484.81 : 164,154.29 = 39,355.01 : x
  2. Step 2: Convert to fraction form
    109,484.81/164,154.29 = 39,355.01/x
  3. Step 3: Cross multiply
    109,484.81x = 164,154.29 × 39,355.01
  4. Step 4: Simplify right side
    109,484.81x = 6,460,292,706.95
  5. Step 5: Solve for x
    x = 6,460,292,706.95/109,484.81
  6. Step 6: Final answer
    x = 59,006.30

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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.