Home / 191,079.45-286,619.85-57,960.81

Finding the Fourth Proportional to 191,079.45, 286,619.85 and 57,960.81

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Solution

The fourth proportional to 191,079.45, 286,619.85 and 57,960.81 is: 86,941.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,079.45 : 286,619.85 = 57,960.81 : x
  2. Step 2: Convert to fraction form
    191,079.45/286,619.85 = 57,960.81/x
  3. Step 3: Cross multiply
    191,079.45x = 286,619.85 × 57,960.81
  4. Step 4: Simplify right side
    191,079.45x = 16,612,718,668.08
  5. Step 5: Solve for x
    x = 16,612,718,668.08/191,079.45
  6. Step 6: Final answer
    x = 86,941.42

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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.