Home / 107,929.60-161,894.40-37,799.80

Finding the Fourth Proportional to 107,929.60, 161,894.40 and 37,799.80

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Solution

The fourth proportional to 107,929.60, 161,894.40 and 37,799.80 is: 56,699.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,929.60 : 161,894.40 = 37,799.80 : x
  2. Step 2: Convert to fraction form
    107,929.60/161,894.40 = 37,799.80/x
  3. Step 3: Cross multiply
    107,929.60x = 161,894.40 × 37,799.80
  4. Step 4: Simplify right side
    107,929.60x = 6,119,575,941.12
  5. Step 5: Solve for x
    x = 6,119,575,941.12/107,929.60
  6. Step 6: Final answer
    x = 56,699.70

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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.