Home / 98,892.36-136,470.58-53,569.32

Finding the Fourth Proportional to 98,892.36, 136,470.58 and 53,569.32

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Solution

The fourth proportional to 98,892.36, 136,470.58 and 53,569.32 is: 73,925.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,892.36 : 136,470.58 = 53,569.32 : x
  2. Step 2: Convert to fraction form
    98,892.36/136,470.58 = 53,569.32/x
  3. Step 3: Cross multiply
    98,892.36x = 136,470.58 × 53,569.32
  4. Step 4: Simplify right side
    98,892.36x = 7,310,636,170.61
  5. Step 5: Solve for x
    x = 7,310,636,170.61/98,892.36
  6. Step 6: Final answer
    x = 73,925.19

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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.