Home / 107,492.28-161,303.22-37,420.80

Finding the Fourth Proportional to 107,492.28, 161,303.22 and 37,420.80

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Solution

The fourth proportional to 107,492.28, 161,303.22 and 37,420.80 is: 56,153.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,492.28 : 161,303.22 = 37,420.80 : x
  2. Step 2: Convert to fraction form
    107,492.28/161,303.22 = 37,420.80/x
  3. Step 3: Cross multiply
    107,492.28x = 161,303.22 × 37,420.80
  4. Step 4: Simplify right side
    107,492.28x = 6,036,095,534.98
  5. Step 5: Solve for x
    x = 6,036,095,534.98/107,492.28
  6. Step 6: Final answer
    x = 56,153.76

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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.