Home / 105,054.12-144,962.46-59,737.32

Finding the Fourth Proportional to 105,054.12, 144,962.46 and 59,737.32

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Solution

The fourth proportional to 105,054.12, 144,962.46 and 59,737.32 is: 82,430.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,054.12 : 144,962.46 = 59,737.32 : x
  2. Step 2: Convert to fraction form
    105,054.12/144,962.46 = 59,737.32/x
  3. Step 3: Cross multiply
    105,054.12x = 144,962.46 × 59,737.32
  4. Step 4: Simplify right side
    105,054.12x = 8,659,668,861.01
  5. Step 5: Solve for x
    x = 8,659,668,861.01/105,054.12
  6. Step 6: Final answer
    x = 82,430.55

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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.