Home / 233,827.12-322,605.30-143,088.40

Finding the Fourth Proportional to 233,827.12, 322,605.30 and 143,088.40

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Solution

The fourth proportional to 233,827.12, 322,605.30 and 143,088.40 is: 197,415.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,827.12 : 322,605.30 = 143,088.40 : x
  2. Step 2: Convert to fraction form
    233,827.12/322,605.30 = 143,088.40/x
  3. Step 3: Cross multiply
    233,827.12x = 322,605.30 × 143,088.40
  4. Step 4: Simplify right side
    233,827.12x = 46,161,076,208.52
  5. Step 5: Solve for x
    x = 46,161,076,208.52/233,827.12
  6. Step 6: Final answer
    x = 197,415.41

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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.