Home / 184,865.07-255,113.79-99,982.13

Finding the Fourth Proportional to 184,865.07, 255,113.79 and 99,982.13

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Solution

The fourth proportional to 184,865.07, 255,113.79 and 99,982.13 is: 137,975.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,865.07 : 255,113.79 = 99,982.13 : x
  2. Step 2: Convert to fraction form
    184,865.07/255,113.79 = 99,982.13/x
  3. Step 3: Cross multiply
    184,865.07x = 255,113.79 × 99,982.13
  4. Step 4: Simplify right side
    184,865.07x = 25,506,818,841.00
  5. Step 5: Solve for x
    x = 25,506,818,841.00/184,865.07
  6. Step 6: Final answer
    x = 137,975.33

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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.