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Finding the Fourth Proportional to 104,361.93, 144,019.50 and 59,038.95

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Solution

The fourth proportional to 104,361.93, 144,019.50 and 59,038.95 is: 81,473.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,361.93 : 144,019.50 = 59,038.95 : x
  2. Step 2: Convert to fraction form
    104,361.93/144,019.50 = 59,038.95/x
  3. Step 3: Cross multiply
    104,361.93x = 144,019.50 × 59,038.95
  4. Step 4: Simplify right side
    104,361.93x = 8,502,760,059.53
  5. Step 5: Solve for x
    x = 8,502,760,059.53/104,361.93
  6. Step 6: Final answer
    x = 81,473.77

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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.