Home / 233,417.08-322,111.26-131,442.16

Finding the Fourth Proportional to 233,417.08, 322,111.26 and 131,442.16

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Solution

The fourth proportional to 233,417.08, 322,111.26 and 131,442.16 is: 181,387.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,417.08 : 322,111.26 = 131,442.16 : x
  2. Step 2: Convert to fraction form
    233,417.08/322,111.26 = 131,442.16/x
  3. Step 3: Cross multiply
    233,417.08x = 322,111.26 × 131,442.16
  4. Step 4: Simplify right side
    233,417.08x = 42,338,999,774.72
  5. Step 5: Solve for x
    x = 42,338,999,774.72/233,417.08
  6. Step 6: Final answer
    x = 181,387.75

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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.