Home / 129,094.81-193,634.69-57,999.08

Finding the Fourth Proportional to 129,094.81, 193,634.69 and 57,999.08

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Solution

The fourth proportional to 129,094.81, 193,634.69 and 57,999.08 is: 86,995.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,094.81 : 193,634.69 = 57,999.08 : x
  2. Step 2: Convert to fraction form
    129,094.81/193,634.69 = 57,999.08/x
  3. Step 3: Cross multiply
    129,094.81x = 193,634.69 × 57,999.08
  4. Step 4: Simplify right side
    129,094.81x = 11,230,634,070.18
  5. Step 5: Solve for x
    x = 11,230,634,070.18/129,094.81
  6. Step 6: Final answer
    x = 86,995.24

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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.