Home / 191,074.12-286,611.87-57,955.54

Finding the Fourth Proportional to 191,074.12, 286,611.87 and 57,955.54

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Solution

The fourth proportional to 191,074.12, 286,611.87 and 57,955.54 is: 86,933.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,074.12 : 286,611.87 = 57,955.54 : x
  2. Step 2: Convert to fraction form
    191,074.12/286,611.87 = 57,955.54/x
  3. Step 3: Cross multiply
    191,074.12x = 286,611.87 × 57,955.54
  4. Step 4: Simplify right side
    191,074.12x = 16,610,745,696.26
  5. Step 5: Solve for x
    x = 16,610,745,696.26/191,074.12
  6. Step 6: Final answer
    x = 86,933.52

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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.