Home / 66,852.19-92,269.70-38,554.03

Finding the Fourth Proportional to 66,852.19, 92,269.70 and 38,554.03

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Solution

The fourth proportional to 66,852.19, 92,269.70 and 38,554.03 is: 53,212.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,852.19 : 92,269.70 = 38,554.03 : x
  2. Step 2: Convert to fraction form
    66,852.19/92,269.70 = 38,554.03/x
  3. Step 3: Cross multiply
    66,852.19x = 92,269.70 × 38,554.03
  4. Step 4: Simplify right side
    66,852.19x = 3,557,368,781.89
  5. Step 5: Solve for x
    x = 3,557,368,781.89/66,852.19
  6. Step 6: Final answer
    x = 53,212.45

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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.