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Finding the Fourth Proportional to 60,000.60, 89,828.10 and 53,779.80

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Solution

The fourth proportional to 60,000.60, 89,828.10 and 53,779.80 is: 80,514.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,000.60 : 89,828.10 = 53,779.80 : x
  2. Step 2: Convert to fraction form
    60,000.60/89,828.10 = 53,779.80/x
  3. Step 3: Cross multiply
    60,000.60x = 89,828.10 × 53,779.80
  4. Step 4: Simplify right side
    60,000.60x = 4,830,937,252.38
  5. Step 5: Solve for x
    x = 4,830,937,252.38/60,000.60
  6. Step 6: Final answer
    x = 80,514.82

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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.