Home / 165,037.50-247,588.07-70,265.93

Finding the Fourth Proportional to 165,037.50, 247,588.07 and 70,265.93

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Solution

The fourth proportional to 165,037.50, 247,588.07 and 70,265.93 is: 105,412.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,037.50 : 247,588.07 = 70,265.93 : x
  2. Step 2: Convert to fraction form
    165,037.50/247,588.07 = 70,265.93/x
  3. Step 3: Cross multiply
    165,037.50x = 247,588.07 × 70,265.93
  4. Step 4: Simplify right side
    165,037.50x = 17,397,004,406.19
  5. Step 5: Solve for x
    x = 17,397,004,406.19/165,037.50
  6. Step 6: Final answer
    x = 105,412.43

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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.