Home / 101,271.40-151,705.23-61,269.10

Finding the Fourth Proportional to 101,271.40, 151,705.23 and 61,269.10

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Solution

The fourth proportional to 101,271.40, 151,705.23 and 61,269.10 is: 91,781.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,271.40 : 151,705.23 = 61,269.10 : x
  2. Step 2: Convert to fraction form
    101,271.40/151,705.23 = 61,269.10/x
  3. Step 3: Cross multiply
    101,271.40x = 151,705.23 × 61,269.10
  4. Step 4: Simplify right side
    101,271.40x = 9,294,842,907.39
  5. Step 5: Solve for x
    x = 9,294,842,907.39/101,271.40
  6. Step 6: Final answer
    x = 91,781.52

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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.