Home / 96,889.68-133,744.29-56,616.53

Finding the Fourth Proportional to 96,889.68, 133,744.29 and 56,616.53

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Solution

The fourth proportional to 96,889.68, 133,744.29 and 56,616.53 is: 78,152.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,889.68 : 133,744.29 = 56,616.53 : x
  2. Step 2: Convert to fraction form
    96,889.68/133,744.29 = 56,616.53/x
  3. Step 3: Cross multiply
    96,889.68x = 133,744.29 × 56,616.53
  4. Step 4: Simplify right side
    96,889.68x = 7,572,137,607.11
  5. Step 5: Solve for x
    x = 7,572,137,607.11/96,889.68
  6. Step 6: Final answer
    x = 78,152.16

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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.