Home / 104,441.08-144,076.28-70,406.50

Finding the Fourth Proportional to 104,441.08, 144,076.28 and 70,406.50

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Solution

The fourth proportional to 104,441.08, 144,076.28 and 70,406.50 is: 97,125.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,441.08 : 144,076.28 = 70,406.50 : x
  2. Step 2: Convert to fraction form
    104,441.08/144,076.28 = 70,406.50/x
  3. Step 3: Cross multiply
    104,441.08x = 144,076.28 × 70,406.50
  4. Step 4: Simplify right side
    104,441.08x = 10,143,906,607.82
  5. Step 5: Solve for x
    x = 10,143,906,607.82/104,441.08
  6. Step 6: Final answer
    x = 97,125.64

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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.