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Finding the Fourth Proportional to 62,407.70, 93,611.55 and 46,855.70

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Solution

The fourth proportional to 62,407.70, 93,611.55 and 46,855.70 is: 70,283.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,407.70 : 93,611.55 = 46,855.70 : x
  2. Step 2: Convert to fraction form
    62,407.70/93,611.55 = 46,855.70/x
  3. Step 3: Cross multiply
    62,407.70x = 93,611.55 × 46,855.70
  4. Step 4: Simplify right side
    62,407.70x = 4,386,234,703.34
  5. Step 5: Solve for x
    x = 4,386,234,703.34/62,407.70
  6. Step 6: Final answer
    x = 70,283.55

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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.