Home / 218,045.04-301,021.56-132,019.44

Finding the Fourth Proportional to 218,045.04, 301,021.56 and 132,019.44

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Solution

The fourth proportional to 218,045.04, 301,021.56 and 132,019.44 is: 182,259.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,045.04 : 301,021.56 = 132,019.44 : x
  2. Step 2: Convert to fraction form
    218,045.04/301,021.56 = 132,019.44/x
  3. Step 3: Cross multiply
    218,045.04x = 301,021.56 × 132,019.44
  4. Step 4: Simplify right side
    218,045.04x = 39,740,697,779.13
  5. Step 5: Solve for x
    x = 39,740,697,779.13/218,045.04
  6. Step 6: Final answer
    x = 182,259.12

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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.