Home / 147,525.40-203,603.34-90,152.92

Finding the Fourth Proportional to 147,525.40, 203,603.34 and 90,152.92

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Solution

The fourth proportional to 147,525.40, 203,603.34 and 90,152.92 is: 124,422.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,525.40 : 203,603.34 = 90,152.92 : x
  2. Step 2: Convert to fraction form
    147,525.40/203,603.34 = 90,152.92/x
  3. Step 3: Cross multiply
    147,525.40x = 203,603.34 × 90,152.92
  4. Step 4: Simplify right side
    147,525.40x = 18,355,435,622.75
  5. Step 5: Solve for x
    x = 18,355,435,622.75/147,525.40
  6. Step 6: Final answer
    x = 124,422.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.