Home / 152,419.90-210,350.54-92,005.24

Finding the Fourth Proportional to 152,419.90, 210,350.54 and 92,005.24

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Solution

The fourth proportional to 152,419.90, 210,350.54 and 92,005.24 is: 126,973.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,419.90 : 210,350.54 = 92,005.24 : x
  2. Step 2: Convert to fraction form
    152,419.90/210,350.54 = 92,005.24/x
  3. Step 3: Cross multiply
    152,419.90x = 210,350.54 × 92,005.24
  4. Step 4: Simplify right side
    152,419.90x = 19,353,351,916.83
  5. Step 5: Solve for x
    x = 19,353,351,916.83/152,419.90
  6. Step 6: Final answer
    x = 126,973.92

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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.