Home / 120,774.24-181,202.40-37,670.40

Finding the Fourth Proportional to 120,774.24, 181,202.40 and 37,670.40

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Solution

The fourth proportional to 120,774.24, 181,202.40 and 37,670.40 is: 56,518.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,774.24 : 181,202.40 = 37,670.40 : x
  2. Step 2: Convert to fraction form
    120,774.24/181,202.40 = 37,670.40/x
  3. Step 3: Cross multiply
    120,774.24x = 181,202.40 × 37,670.40
  4. Step 4: Simplify right side
    120,774.24x = 6,825,966,888.96
  5. Step 5: Solve for x
    x = 6,825,966,888.96/120,774.24
  6. Step 6: Final answer
    x = 56,518.40

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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.