Home / 121,014.08-181,544.16-37,885.76

Finding the Fourth Proportional to 121,014.08, 181,544.16 and 37,885.76

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Solution

The fourth proportional to 121,014.08, 181,544.16 and 37,885.76 is: 56,835.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,014.08 : 181,544.16 = 37,885.76 : x
  2. Step 2: Convert to fraction form
    121,014.08/181,544.16 = 37,885.76/x
  3. Step 3: Cross multiply
    121,014.08x = 181,544.16 × 37,885.76
  4. Step 4: Simplify right side
    121,014.08x = 6,877,938,475.16
  5. Step 5: Solve for x
    x = 6,877,938,475.16/121,014.08
  6. Step 6: Final answer
    x = 56,835.85

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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.