Home / 107,868.68-161,875.90-37,748.60

Finding the Fourth Proportional to 107,868.68, 161,875.90 and 37,748.60

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Solution

The fourth proportional to 107,868.68, 161,875.90 and 37,748.60 is: 56,648.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,868.68 : 161,875.90 = 37,748.60 : x
  2. Step 2: Convert to fraction form
    107,868.68/161,875.90 = 37,748.60/x
  3. Step 3: Cross multiply
    107,868.68x = 161,875.90 × 37,748.60
  4. Step 4: Simplify right side
    107,868.68x = 6,110,588,598.74
  5. Step 5: Solve for x
    x = 6,110,588,598.74/107,868.68
  6. Step 6: Final answer
    x = 56,648.40

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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.