Home / 95,967.45-142,966.25-91,649.51

Finding the Fourth Proportional to 95,967.45, 142,966.25 and 91,649.51

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Solution

The fourth proportional to 95,967.45, 142,966.25 and 91,649.51 is: 136,533.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,967.45 : 142,966.25 = 91,649.51 : x
  2. Step 2: Convert to fraction form
    95,967.45/142,966.25 = 91,649.51/x
  3. Step 3: Cross multiply
    95,967.45x = 142,966.25 × 91,649.51
  4. Step 4: Simplify right side
    95,967.45x = 13,102,786,465.77
  5. Step 5: Solve for x
    x = 13,102,786,465.77/95,967.45
  6. Step 6: Final answer
    x = 136,533.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.