Home / 106,368.03-159,551.55-31,488.60

Finding the Fourth Proportional to 106,368.03, 159,551.55 and 31,488.60

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Solution

The fourth proportional to 106,368.03, 159,551.55 and 31,488.60 is: 47,232.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,368.03 : 159,551.55 = 31,488.60 : x
  2. Step 2: Convert to fraction form
    106,368.03/159,551.55 = 31,488.60/x
  3. Step 3: Cross multiply
    106,368.03x = 159,551.55 × 31,488.60
  4. Step 4: Simplify right side
    106,368.03x = 5,024,054,937.33
  5. Step 5: Solve for x
    x = 5,024,054,937.33/106,368.03
  6. Step 6: Final answer
    x = 47,232.75

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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.