Home / 106,327.16-159,490.73-72,946.02

Finding the Fourth Proportional to 106,327.16, 159,490.73 and 72,946.02

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Solution

The fourth proportional to 106,327.16, 159,490.73 and 72,946.02 is: 109,419.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,327.16 : 159,490.73 = 72,946.02 : x
  2. Step 2: Convert to fraction form
    106,327.16/159,490.73 = 72,946.02/x
  3. Step 3: Cross multiply
    106,327.16x = 159,490.73 × 72,946.02
  4. Step 4: Simplify right side
    106,327.16x = 11,634,213,966.30
  5. Step 5: Solve for x
    x = 11,634,213,966.30/106,327.16
  6. Step 6: Final answer
    x = 109,419.03

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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.