Home / 124,107.04-171,285.24-70,405.30

Finding the Fourth Proportional to 124,107.04, 171,285.24 and 70,405.30

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Solution

The fourth proportional to 124,107.04, 171,285.24 and 70,405.30 is: 97,169.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,107.04 : 171,285.24 = 70,405.30 : x
  2. Step 2: Convert to fraction form
    124,107.04/171,285.24 = 70,405.30/x
  3. Step 3: Cross multiply
    124,107.04x = 171,285.24 × 70,405.30
  4. Step 4: Simplify right side
    124,107.04x = 12,059,388,707.77
  5. Step 5: Solve for x
    x = 12,059,388,707.77/124,107.04
  6. Step 6: Final answer
    x = 97,169.26

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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.