Home / 105,626.63-145,764.75-60,914.63

Finding the Fourth Proportional to 105,626.63, 145,764.75 and 60,914.63

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Solution

The fourth proportional to 105,626.63, 145,764.75 and 60,914.63 is: 84,062.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,626.63 : 145,764.75 = 60,914.63 : x
  2. Step 2: Convert to fraction form
    105,626.63/145,764.75 = 60,914.63/x
  3. Step 3: Cross multiply
    105,626.63x = 145,764.75 × 60,914.63
  4. Step 4: Simplify right side
    105,626.63x = 8,879,205,084.47
  5. Step 5: Solve for x
    x = 8,879,205,084.47/105,626.63
  6. Step 6: Final answer
    x = 84,062.19

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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.