Home / 77,927.30-107,534.27-43,937

Finding the Fourth Proportional to 77,927.30, 107,534.27 and 43,937

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Solution

The fourth proportional to 77,927.30, 107,534.27 and 43,937 is: 60,630.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,927.30 : 107,534.27 = 43,937 : x
  2. Step 2: Convert to fraction form
    77,927.30/107,534.27 = 43,937/x
  3. Step 3: Cross multiply
    77,927.30x = 107,534.27 × 43,937
  4. Step 4: Simplify right side
    77,927.30x = 4,724,733,220.99
  5. Step 5: Solve for x
    x = 4,724,733,220.99/77,927.30
  6. Step 6: Final answer
    x = 60,630.01

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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.