Home / 101,789.09-152,681.34-35,225.21

Finding the Fourth Proportional to 101,789.09, 152,681.34 and 35,225.21

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Solution

The fourth proportional to 101,789.09, 152,681.34 and 35,225.21 is: 52,837.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,789.09 : 152,681.34 = 35,225.21 : x
  2. Step 2: Convert to fraction form
    101,789.09/152,681.34 = 35,225.21/x
  3. Step 3: Cross multiply
    101,789.09x = 152,681.34 × 35,225.21
  4. Step 4: Simplify right side
    101,789.09x = 5,378,232,264.58
  5. Step 5: Solve for x
    x = 5,378,232,264.58/101,789.09
  6. Step 6: Final answer
    x = 52,837.02

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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.