Home / 93,637.98-129,220.44-51,196.56

Finding the Fourth Proportional to 93,637.98, 129,220.44 and 51,196.56

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Solution

The fourth proportional to 93,637.98, 129,220.44 and 51,196.56 is: 70,651.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,637.98 : 129,220.44 = 51,196.56 : x
  2. Step 2: Convert to fraction form
    93,637.98/129,220.44 = 51,196.56/x
  3. Step 3: Cross multiply
    93,637.98x = 129,220.44 × 51,196.56
  4. Step 4: Simplify right side
    93,637.98x = 6,615,642,009.69
  5. Step 5: Solve for x
    x = 6,615,642,009.69/93,637.98
  6. Step 6: Final answer
    x = 70,651.27

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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.