Home / 191,121.35-286,502.98-64,673.07

Finding the Fourth Proportional to 191,121.35, 286,502.98 and 64,673.07

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Solution

The fourth proportional to 191,121.35, 286,502.98 and 64,673.07 is: 96,949.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,121.35 : 286,502.98 = 64,673.07 : x
  2. Step 2: Convert to fraction form
    191,121.35/286,502.98 = 64,673.07/x
  3. Step 3: Cross multiply
    191,121.35x = 286,502.98 × 64,673.07
  4. Step 4: Simplify right side
    191,121.35x = 18,529,027,646.73
  5. Step 5: Solve for x
    x = 18,529,027,646.73/191,121.35
  6. Step 6: Final answer
    x = 96,949.02

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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.