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Finding the Fourth Proportional to 94,410.63, 130,287.56 and 51,970.01

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Solution

The fourth proportional to 94,410.63, 130,287.56 and 51,970.01 is: 71,719.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,410.63 : 130,287.56 = 51,970.01 : x
  2. Step 2: Convert to fraction form
    94,410.63/130,287.56 = 51,970.01/x
  3. Step 3: Cross multiply
    94,410.63x = 130,287.56 × 51,970.01
  4. Step 4: Simplify right side
    94,410.63x = 6,771,044,884.79
  5. Step 5: Solve for x
    x = 6,771,044,884.79/94,410.63
  6. Step 6: Final answer
    x = 71,719.09

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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.