Home / 93,853.14-129,485.63-53,538.52

Finding the Fourth Proportional to 93,853.14, 129,485.63 and 53,538.52

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Solution

The fourth proportional to 93,853.14, 129,485.63 and 53,538.52 is: 73,865.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,853.14 : 129,485.63 = 53,538.52 : x
  2. Step 2: Convert to fraction form
    93,853.14/129,485.63 = 53,538.52/x
  3. Step 3: Cross multiply
    93,853.14x = 129,485.63 × 53,538.52
  4. Step 4: Simplify right side
    93,853.14x = 6,932,468,991.47
  5. Step 5: Solve for x
    x = 6,932,468,991.47/93,853.14
  6. Step 6: Final answer
    x = 73,865.07

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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.