Home / 109,172.40-163,495.56-62,283.12

Finding the Fourth Proportional to 109,172.40, 163,495.56 and 62,283.12

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Solution

The fourth proportional to 109,172.40, 163,495.56 and 62,283.12 is: 93,274.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,172.40 : 163,495.56 = 62,283.12 : x
  2. Step 2: Convert to fraction form
    109,172.40/163,495.56 = 62,283.12/x
  3. Step 3: Cross multiply
    109,172.40x = 163,495.56 × 62,283.12
  4. Step 4: Simplify right side
    109,172.40x = 10,183,013,582.95
  5. Step 5: Solve for x
    x = 10,183,013,582.95/109,172.40
  6. Step 6: Final answer
    x = 93,274.62

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1.5x scale

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.