Home / 101,627.07-152,439.23-31,506.39

Finding the Fourth Proportional to 101,627.07, 152,439.23 and 31,506.39

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Solution

The fourth proportional to 101,627.07, 152,439.23 and 31,506.39 is: 47,259.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,627.07 : 152,439.23 = 31,506.39 : x
  2. Step 2: Convert to fraction form
    101,627.07/152,439.23 = 31,506.39/x
  3. Step 3: Cross multiply
    101,627.07x = 152,439.23 × 31,506.39
  4. Step 4: Simplify right side
    101,627.07x = 4,802,809,674.15
  5. Step 5: Solve for x
    x = 4,802,809,674.15/101,627.07
  6. Step 6: Final answer
    x = 47,259.16

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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.