Home / 213,089.04-319,328.94-156,485.16

Finding the Fourth Proportional to 213,089.04, 319,328.94 and 156,485.16

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Solution

The fourth proportional to 213,089.04, 319,328.94 and 156,485.16 is: 234,504.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,089.04 : 319,328.94 = 156,485.16 : x
  2. Step 2: Convert to fraction form
    213,089.04/319,328.94 = 156,485.16/x
  3. Step 3: Cross multiply
    213,089.04x = 319,328.94 × 156,485.16
  4. Step 4: Simplify right side
    213,089.04x = 49,970,240,268.53
  5. Step 5: Solve for x
    x = 49,970,240,268.53/213,089.04
  6. Step 6: Final answer
    x = 234,504.04

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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.