Home / 191,146.11-286,726.47-97,542.51

Finding the Fourth Proportional to 191,146.11, 286,726.47 and 97,542.51

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Solution

The fourth proportional to 191,146.11, 286,726.47 and 97,542.51 is: 146,317.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,146.11 : 286,726.47 = 97,542.51 : x
  2. Step 2: Convert to fraction form
    191,146.11/286,726.47 = 97,542.51/x
  3. Step 3: Cross multiply
    191,146.11x = 286,726.47 × 97,542.51
  4. Step 4: Simplify right side
    191,146.11x = 27,968,019,567.24
  5. Step 5: Solve for x
    x = 27,968,019,567.24/191,146.11
  6. Step 6: Final answer
    x = 146,317.49

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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.