Home / 96,729.80-133,485.06-54,302.12

Finding the Fourth Proportional to 96,729.80, 133,485.06 and 54,302.12

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Solution

The fourth proportional to 96,729.80, 133,485.06 and 54,302.12 is: 74,935.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,729.80 : 133,485.06 = 54,302.12 : x
  2. Step 2: Convert to fraction form
    96,729.80/133,485.06 = 54,302.12/x
  3. Step 3: Cross multiply
    96,729.80x = 133,485.06 × 54,302.12
  4. Step 4: Simplify right side
    96,729.80x = 7,248,521,746.33
  5. Step 5: Solve for x
    x = 7,248,521,746.33/96,729.80
  6. Step 6: Final answer
    x = 74,935.77

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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.