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Finding the Fourth Proportional to 169,529.84, 254,283.48 and 69,664.16

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Solution

The fourth proportional to 169,529.84, 254,283.48 and 69,664.16 is: 104,491.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,529.84 : 254,283.48 = 69,664.16 : x
  2. Step 2: Convert to fraction form
    169,529.84/254,283.48 = 69,664.16/x
  3. Step 3: Cross multiply
    169,529.84x = 254,283.48 × 69,664.16
  4. Step 4: Simplify right side
    169,529.84x = 17,714,445,036.08
  5. Step 5: Solve for x
    x = 17,714,445,036.08/169,529.84
  6. Step 6: Final answer
    x = 104,491.60

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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.