Home / 186,838.67-280,302.50-60,478.94

Finding the Fourth Proportional to 186,838.67, 280,302.50 and 60,478.94

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Solution

The fourth proportional to 186,838.67, 280,302.50 and 60,478.94 is: 90,732.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,838.67 : 280,302.50 = 60,478.94 : x
  2. Step 2: Convert to fraction form
    186,838.67/280,302.50 = 60,478.94/x
  3. Step 3: Cross multiply
    186,838.67x = 280,302.50 × 60,478.94
  4. Step 4: Simplify right side
    186,838.67x = 16,952,398,931.30
  5. Step 5: Solve for x
    x = 16,952,398,931.30/186,838.67
  6. Step 6: Final answer
    x = 90,732.82

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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.