Home / 88,521.49-122,160.17-52,713.01

Finding the Fourth Proportional to 88,521.49, 122,160.17 and 52,713.01

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Solution

The fourth proportional to 88,521.49, 122,160.17 and 52,713.01 is: 72,744.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,521.49 : 122,160.17 = 52,713.01 : x
  2. Step 2: Convert to fraction form
    88,521.49/122,160.17 = 52,713.01/x
  3. Step 3: Cross multiply
    88,521.49x = 122,160.17 × 52,713.01
  4. Step 4: Simplify right side
    88,521.49x = 6,439,429,388.45
  5. Step 5: Solve for x
    x = 6,439,429,388.45/88,521.49
  6. Step 6: Final answer
    x = 72,744.25

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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.