Home / 96,986.54-133,925.52-71,537.01

Finding the Fourth Proportional to 96,986.54, 133,925.52 and 71,537.01

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Solution

The fourth proportional to 96,986.54, 133,925.52 and 71,537.01 is: 98,783.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,986.54 : 133,925.52 = 71,537.01 : x
  2. Step 2: Convert to fraction form
    96,986.54/133,925.52 = 71,537.01/x
  3. Step 3: Cross multiply
    96,986.54x = 133,925.52 × 71,537.01
  4. Step 4: Simplify right side
    96,986.54x = 9,580,631,263.50
  5. Step 5: Solve for x
    x = 9,580,631,263.50/96,986.54
  6. Step 6: Final answer
    x = 98,783.10

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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.