Home / 37,970.08-52,346-32,720.80

Finding the Fourth Proportional to 37,970.08, 52,346 and 32,720.80

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Solution

The fourth proportional to 37,970.08, 52,346 and 32,720.80 is: 45,109.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,970.08 : 52,346 = 32,720.80 : x
  2. Step 2: Convert to fraction form
    37,970.08/52,346 = 32,720.80/x
  3. Step 3: Cross multiply
    37,970.08x = 52,346 × 32,720.80
  4. Step 4: Simplify right side
    37,970.08x = 1,712,802,996.80
  5. Step 5: Solve for x
    x = 1,712,802,996.80/37,970.08
  6. Step 6: Final answer
    x = 45,109.28

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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.