Home / 190,894.02-286,345.13-57,774.06

Finding the Fourth Proportional to 190,894.02, 286,345.13 and 57,774.06

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Solution

The fourth proportional to 190,894.02, 286,345.13 and 57,774.06 is: 86,662.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,894.02 : 286,345.13 = 57,774.06 : x
  2. Step 2: Convert to fraction form
    190,894.02/286,345.13 = 57,774.06/x
  3. Step 3: Cross multiply
    190,894.02x = 286,345.13 × 57,774.06
  4. Step 4: Simplify right side
    190,894.02x = 16,543,320,432.46
  5. Step 5: Solve for x
    x = 16,543,320,432.46/190,894.02
  6. Step 6: Final answer
    x = 86,662.33

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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.