Home / 190,800.39-286,139.81-62,686.93

Finding the Fourth Proportional to 190,800.39, 286,139.81 and 62,686.93

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Solution

The fourth proportional to 190,800.39, 286,139.81 and 62,686.93 is: 94,010.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,800.39 : 286,139.81 = 62,686.93 : x
  2. Step 2: Convert to fraction form
    190,800.39/286,139.81 = 62,686.93/x
  3. Step 3: Cross multiply
    190,800.39x = 286,139.81 × 62,686.93
  4. Step 4: Simplify right side
    190,800.39x = 17,937,226,239.68
  5. Step 5: Solve for x
    x = 17,937,226,239.68/190,800.39
  6. Step 6: Final answer
    x = 94,010.43

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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.