Home / 92,430.19-127,569.36-52,155.37

Finding the Fourth Proportional to 92,430.19, 127,569.36 and 52,155.37

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Solution

The fourth proportional to 92,430.19, 127,569.36 and 52,155.37 is: 71,983.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,430.19 : 127,569.36 = 52,155.37 : x
  2. Step 2: Convert to fraction form
    92,430.19/127,569.36 = 52,155.37/x
  3. Step 3: Cross multiply
    92,430.19x = 127,569.36 × 52,155.37
  4. Step 4: Simplify right side
    92,430.19x = 6,653,427,171.46
  5. Step 5: Solve for x
    x = 6,653,427,171.46/92,430.19
  6. Step 6: Final answer
    x = 71,983.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.