Home / 104,784.30-144,602.55-57,037.55

Finding the Fourth Proportional to 104,784.30, 144,602.55 and 57,037.55

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Solution

The fourth proportional to 104,784.30, 144,602.55 and 57,037.55 is: 78,711.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,784.30 : 144,602.55 = 57,037.55 : x
  2. Step 2: Convert to fraction form
    104,784.30/144,602.55 = 57,037.55/x
  3. Step 3: Cross multiply
    104,784.30x = 144,602.55 × 57,037.55
  4. Step 4: Simplify right side
    104,784.30x = 8,247,774,452.74
  5. Step 5: Solve for x
    x = 8,247,774,452.74/104,784.30
  6. Step 6: Final answer
    x = 78,711.93

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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.