Home / 191,180.12-286,711.90-50,920.52

Finding the Fourth Proportional to 191,180.12, 286,711.90 and 50,920.52

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Solution

The fourth proportional to 191,180.12, 286,711.90 and 50,920.52 is: 76,365.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,180.12 : 286,711.90 = 50,920.52 : x
  2. Step 2: Convert to fraction form
    191,180.12/286,711.90 = 50,920.52/x
  3. Step 3: Cross multiply
    191,180.12x = 286,711.90 × 50,920.52
  4. Step 4: Simplify right side
    191,180.12x = 14,599,519,038.19
  5. Step 5: Solve for x
    x = 14,599,519,038.19/191,180.12
  6. Step 6: Final answer
    x = 76,365.26

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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.