Home / 62,246.80-93,370.20-20,688.40

Finding the Fourth Proportional to 62,246.80, 93,370.20 and 20,688.40

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Solution

The fourth proportional to 62,246.80, 93,370.20 and 20,688.40 is: 31,032.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,246.80 : 93,370.20 = 20,688.40 : x
  2. Step 2: Convert to fraction form
    62,246.80/93,370.20 = 20,688.40/x
  3. Step 3: Cross multiply
    62,246.80x = 93,370.20 × 20,688.40
  4. Step 4: Simplify right side
    62,246.80x = 1,931,680,045.68
  5. Step 5: Solve for x
    x = 1,931,680,045.68/62,246.80
  6. Step 6: Final answer
    x = 31,032.60

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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.