Home / 93,777.68-129,420.78-56,059.22

Finding the Fourth Proportional to 93,777.68, 129,420.78 and 56,059.22

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Solution

The fourth proportional to 93,777.68, 129,420.78 and 56,059.22 is: 77,366.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,777.68 : 129,420.78 = 56,059.22 : x
  2. Step 2: Convert to fraction form
    93,777.68/129,420.78 = 56,059.22/x
  3. Step 3: Cross multiply
    93,777.68x = 129,420.78 × 56,059.22
  4. Step 4: Simplify right side
    93,777.68x = 7,255,227,978.59
  5. Step 5: Solve for x
    x = 7,255,227,978.59/93,777.68
  6. Step 6: Final answer
    x = 77,366.26

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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.