Home / 96,432.40-133,075.83-53,991.64

Finding the Fourth Proportional to 96,432.40, 133,075.83 and 53,991.64

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Solution

The fourth proportional to 96,432.40, 133,075.83 and 53,991.64 is: 74,507.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,432.40 : 133,075.83 = 53,991.64 : x
  2. Step 2: Convert to fraction form
    96,432.40/133,075.83 = 53,991.64/x
  3. Step 3: Cross multiply
    96,432.40x = 133,075.83 × 53,991.64
  4. Step 4: Simplify right side
    96,432.40x = 7,184,981,973.37
  5. Step 5: Solve for x
    x = 7,184,981,973.37/96,432.40
  6. Step 6: Final answer
    x = 74,507.97

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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.