Home / 120,690.02-181,035.03-37,590.50

Finding the Fourth Proportional to 120,690.02, 181,035.03 and 37,590.50

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Solution

The fourth proportional to 120,690.02, 181,035.03 and 37,590.50 is: 56,385.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,690.02 : 181,035.03 = 37,590.50 : x
  2. Step 2: Convert to fraction form
    120,690.02/181,035.03 = 37,590.50/x
  3. Step 3: Cross multiply
    120,690.02x = 181,035.03 × 37,590.50
  4. Step 4: Simplify right side
    120,690.02x = 6,805,197,295.22
  5. Step 5: Solve for x
    x = 6,805,197,295.22/120,690.02
  6. Step 6: Final answer
    x = 56,385.75

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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.