Home / 104,479.64-144,180.78-59,156.36

Finding the Fourth Proportional to 104,479.64, 144,180.78 and 59,156.36

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Solution

The fourth proportional to 104,479.64, 144,180.78 and 59,156.36 is: 81,635.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,479.64 : 144,180.78 = 59,156.36 : x
  2. Step 2: Convert to fraction form
    104,479.64/144,180.78 = 59,156.36/x
  3. Step 3: Cross multiply
    104,479.64x = 144,180.78 × 59,156.36
  4. Step 4: Simplify right side
    104,479.64x = 8,529,210,126.76
  5. Step 5: Solve for x
    x = 8,529,210,126.76/104,479.64
  6. Step 6: Final answer
    x = 81,635.14

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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.