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Finding the Fourth Proportional to 94,705.76, 130,693.68 and 52,263.98

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Solution

The fourth proportional to 94,705.76, 130,693.68 and 52,263.98 is: 72,124.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,705.76 : 130,693.68 = 52,263.98 : x
  2. Step 2: Convert to fraction form
    94,705.76/130,693.68 = 52,263.98/x
  3. Step 3: Cross multiply
    94,705.76x = 130,693.68 × 52,263.98
  4. Step 4: Simplify right side
    94,705.76x = 6,830,572,302.44
  5. Step 5: Solve for x
    x = 6,830,572,302.44/94,705.76
  6. Step 6: Final answer
    x = 72,124.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.