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Finding the Fourth Proportional to 94,572.01, 130,509.66 and 52,129.63

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Solution

The fourth proportional to 94,572.01, 130,509.66 and 52,129.63 is: 71,939.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,572.01 : 130,509.66 = 52,129.63 : x
  2. Step 2: Convert to fraction form
    94,572.01/130,509.66 = 52,129.63/x
  3. Step 3: Cross multiply
    94,572.01x = 130,509.66 × 52,129.63
  4. Step 4: Simplify right side
    94,572.01x = 6,803,420,287.23
  5. Step 5: Solve for x
    x = 6,803,420,287.23/94,572.01
  6. Step 6: Final answer
    x = 71,939.05

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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.