Home / 106,211.31-159,427.67-47,088.50

Finding the Fourth Proportional to 106,211.31, 159,427.67 and 47,088.50

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Solution

The fourth proportional to 106,211.31, 159,427.67 and 47,088.50 is: 70,681.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,211.31 : 159,427.67 = 47,088.50 : x
  2. Step 2: Convert to fraction form
    106,211.31/159,427.67 = 47,088.50/x
  3. Step 3: Cross multiply
    106,211.31x = 159,427.67 × 47,088.50
  4. Step 4: Simplify right side
    106,211.31x = 7,507,209,041.66
  5. Step 5: Solve for x
    x = 7,507,209,041.66/106,211.31
  6. Step 6: Final answer
    x = 70,681.83

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.