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Finding the Fourth Proportional to 253,525.04, 350,101.65 and 163,038.16

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Solution

The fourth proportional to 253,525.04, 350,101.65 and 163,038.16 is: 225,145.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,525.04 : 350,101.65 = 163,038.16 : x
  2. Step 2: Convert to fraction form
    253,525.04/350,101.65 = 163,038.16/x
  3. Step 3: Cross multiply
    253,525.04x = 350,101.65 × 163,038.16
  4. Step 4: Simplify right side
    253,525.04x = 57,079,928,828.96
  5. Step 5: Solve for x
    x = 57,079,928,828.96/253,525.04
  6. Step 6: Final answer
    x = 225,145.13

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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.