Home / 132,322.02-198,482.63-53,435.31

Finding the Fourth Proportional to 132,322.02, 198,482.63 and 53,435.31

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Solution

The fourth proportional to 132,322.02, 198,482.63 and 53,435.31 is: 80,152.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,322.02 : 198,482.63 = 53,435.31 : x
  2. Step 2: Convert to fraction form
    132,322.02/198,482.63 = 53,435.31/x
  3. Step 3: Cross multiply
    132,322.02x = 198,482.63 × 53,435.31
  4. Step 4: Simplify right side
    132,322.02x = 10,605,980,596.49
  5. Step 5: Solve for x
    x = 10,605,980,596.49/132,322.02
  6. Step 6: Final answer
    x = 80,152.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.