Home / 96,778.96-133,569.64-59,075.12

Finding the Fourth Proportional to 96,778.96, 133,569.64 and 59,075.12

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Solution

The fourth proportional to 96,778.96, 133,569.64 and 59,075.12 is: 81,532.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,778.96 : 133,569.64 = 59,075.12 : x
  2. Step 2: Convert to fraction form
    96,778.96/133,569.64 = 59,075.12/x
  3. Step 3: Cross multiply
    96,778.96x = 133,569.64 × 59,075.12
  4. Step 4: Simplify right side
    96,778.96x = 7,890,642,511.36
  5. Step 5: Solve for x
    x = 7,890,642,511.36/96,778.96
  6. Step 6: Final answer
    x = 81,532.62

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1.5x scale

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.