Home / 153,322.21-229,984.31-53,482.02

Finding the Fourth Proportional to 153,322.21, 229,984.31 and 53,482.02

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Solution

The fourth proportional to 153,322.21, 229,984.31 and 53,482.02 is: 80,223.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,322.21 : 229,984.31 = 53,482.02 : x
  2. Step 2: Convert to fraction form
    153,322.21/229,984.31 = 53,482.02/x
  3. Step 3: Cross multiply
    153,322.21x = 229,984.31 × 53,482.02
  4. Step 4: Simplify right side
    153,322.21x = 12,300,025,467.11
  5. Step 5: Solve for x
    x = 12,300,025,467.11/153,322.21
  6. Step 6: Final answer
    x = 80,223.38

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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.