Home / 92,896.13-128,199.69-52,609.03

Finding the Fourth Proportional to 92,896.13, 128,199.69 and 52,609.03

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Solution

The fourth proportional to 92,896.13, 128,199.69 and 52,609.03 is: 72,602.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,896.13 : 128,199.69 = 52,609.03 : x
  2. Step 2: Convert to fraction form
    92,896.13/128,199.69 = 52,609.03/x
  3. Step 3: Cross multiply
    92,896.13x = 128,199.69 × 52,609.03
  4. Step 4: Simplify right side
    92,896.13x = 6,744,461,016.70
  5. Step 5: Solve for x
    x = 6,744,461,016.70/92,896.13
  6. Step 6: Final answer
    x = 72,602.17

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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.