Home / 99,670.02-149,495.28-37,345.38

Finding the Fourth Proportional to 99,670.02, 149,495.28 and 37,345.38

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Solution

The fourth proportional to 99,670.02, 149,495.28 and 37,345.38 is: 56,014.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,670.02 : 149,495.28 = 37,345.38 : x
  2. Step 2: Convert to fraction form
    99,670.02/149,495.28 = 37,345.38/x
  3. Step 3: Cross multiply
    99,670.02x = 149,495.28 × 37,345.38
  4. Step 4: Simplify right side
    99,670.02x = 5,582,958,039.81
  5. Step 5: Solve for x
    x = 5,582,958,039.81/99,670.02
  6. Step 6: Final answer
    x = 56,014.42

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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.