Home / 79,421.04-118,950.12-37,897.20

Finding the Fourth Proportional to 79,421.04, 118,950.12 and 37,897.20

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Solution

The fourth proportional to 79,421.04, 118,950.12 and 37,897.20 is: 56,759.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,421.04 : 118,950.12 = 37,897.20 : x
  2. Step 2: Convert to fraction form
    79,421.04/118,950.12 = 37,897.20/x
  3. Step 3: Cross multiply
    79,421.04x = 118,950.12 × 37,897.20
  4. Step 4: Simplify right side
    79,421.04x = 4,507,876,487.66
  5. Step 5: Solve for x
    x = 4,507,876,487.66/79,421.04
  6. Step 6: Final answer
    x = 56,759.22

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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.