Home / 43,437.04-65,148.68-16,779.08

Finding the Fourth Proportional to 43,437.04, 65,148.68 and 16,779.08

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Solution

The fourth proportional to 43,437.04, 65,148.68 and 16,779.08 is: 25,165.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,437.04 : 65,148.68 = 16,779.08 : x
  2. Step 2: Convert to fraction form
    43,437.04/65,148.68 = 16,779.08/x
  3. Step 3: Cross multiply
    43,437.04x = 65,148.68 × 16,779.08
  4. Step 4: Simplify right side
    43,437.04x = 1,093,134,913.61
  5. Step 5: Solve for x
    x = 1,093,134,913.61/43,437.04
  6. Step 6: Final answer
    x = 25,165.96

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1.5x scale

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.