Home / 96,415.38-133,055.01-53,973.81

Finding the Fourth Proportional to 96,415.38, 133,055.01 and 53,973.81

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Solution

The fourth proportional to 96,415.38, 133,055.01 and 53,973.81 is: 74,484.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,415.38 : 133,055.01 = 53,973.81 : x
  2. Step 2: Convert to fraction form
    96,415.38/133,055.01 = 53,973.81/x
  3. Step 3: Cross multiply
    96,415.38x = 133,055.01 × 53,973.81
  4. Step 4: Simplify right side
    96,415.38x = 7,181,485,829.29
  5. Step 5: Solve for x
    x = 7,181,485,829.29/96,415.38
  6. Step 6: Final answer
    x = 74,484.86

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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.