Home / 106,248.51-159,390.06-31,376.22

Finding the Fourth Proportional to 106,248.51, 159,390.06 and 31,376.22

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Solution

The fourth proportional to 106,248.51, 159,390.06 and 31,376.22 is: 47,069.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,248.51 : 159,390.06 = 31,376.22 : x
  2. Step 2: Convert to fraction form
    106,248.51/159,390.06 = 31,376.22/x
  3. Step 3: Cross multiply
    106,248.51x = 159,390.06 × 31,376.22
  4. Step 4: Simplify right side
    106,248.51x = 5,001,057,588.37
  5. Step 5: Solve for x
    x = 5,001,057,588.37/106,248.51
  6. Step 6: Final answer
    x = 47,069.44

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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.