Home / 191,646.27-287,513.15-58,545.45

Finding the Fourth Proportional to 191,646.27, 287,513.15 and 58,545.45

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Solution

The fourth proportional to 191,646.27, 287,513.15 and 58,545.45 is: 87,831.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,646.27 : 287,513.15 = 58,545.45 : x
  2. Step 2: Convert to fraction form
    191,646.27/287,513.15 = 58,545.45/x
  3. Step 3: Cross multiply
    191,646.27x = 287,513.15 × 58,545.45
  4. Step 4: Simplify right side
    191,646.27x = 16,832,586,454.94
  5. Step 5: Solve for x
    x = 16,832,586,454.94/191,646.27
  6. Step 6: Final answer
    x = 87,831.54

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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.