Home / 191,227.06-286,711.18-107,045.35

Finding the Fourth Proportional to 191,227.06, 286,711.18 and 107,045.35

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Solution

The fourth proportional to 191,227.06, 286,711.18 and 107,045.35 is: 160,495.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,227.06 : 286,711.18 = 107,045.35 : x
  2. Step 2: Convert to fraction form
    191,227.06/286,711.18 = 107,045.35/x
  3. Step 3: Cross multiply
    191,227.06x = 286,711.18 × 107,045.35
  4. Step 4: Simplify right side
    191,227.06x = 30,691,097,627.62
  5. Step 5: Solve for x
    x = 30,691,097,627.62/191,227.06
  6. Step 6: Final answer
    x = 160,495.58

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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.