Home / 101,595.48-140,124.78-88,998.36

Finding the Fourth Proportional to 101,595.48, 140,124.78 and 88,998.36

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Solution

The fourth proportional to 101,595.48, 140,124.78 and 88,998.36 is: 122,750.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,595.48 : 140,124.78 = 88,998.36 : x
  2. Step 2: Convert to fraction form
    101,595.48/140,124.78 = 88,998.36/x
  3. Step 3: Cross multiply
    101,595.48x = 140,124.78 × 88,998.36
  4. Step 4: Simplify right side
    101,595.48x = 12,470,875,615.36
  5. Step 5: Solve for x
    x = 12,470,875,615.36/101,595.48
  6. Step 6: Final answer
    x = 122,750.30

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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.