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Finding the Fourth Proportional to 94,487.50, 130,392.75 and 52,045.93

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Solution

The fourth proportional to 94,487.50, 130,392.75 and 52,045.93 is: 71,823.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,487.50 : 130,392.75 = 52,045.93 : x
  2. Step 2: Convert to fraction form
    94,487.50/130,392.75 = 52,045.93/x
  3. Step 3: Cross multiply
    94,487.50x = 130,392.75 × 52,045.93
  4. Step 4: Simplify right side
    94,487.50x = 6,786,411,939.01
  5. Step 5: Solve for x
    x = 6,786,411,939.01/94,487.50
  6. Step 6: Final answer
    x = 71,823.38

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1.5x scale

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.