Home / 123,036.55-184,554.91-70,409.13

Finding the Fourth Proportional to 123,036.55, 184,554.91 and 70,409.13

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Solution

The fourth proportional to 123,036.55, 184,554.91 and 70,409.13 is: 105,613.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,036.55 : 184,554.91 = 70,409.13 : x
  2. Step 2: Convert to fraction form
    123,036.55/184,554.91 = 70,409.13/x
  3. Step 3: Cross multiply
    123,036.55x = 184,554.91 × 70,409.13
  4. Step 4: Simplify right side
    123,036.55x = 12,994,350,046.26
  5. Step 5: Solve for x
    x = 12,994,350,046.26/123,036.55
  6. Step 6: Final answer
    x = 105,613.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.