Home / 261,317.98-360,625.86-153,868.24

Finding the Fourth Proportional to 261,317.98, 360,625.86 and 153,868.24

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Solution

The fourth proportional to 261,317.98, 360,625.86 and 153,868.24 is: 212,342.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,317.98 : 360,625.86 = 153,868.24 : x
  2. Step 2: Convert to fraction form
    261,317.98/360,625.86 = 153,868.24/x
  3. Step 3: Cross multiply
    261,317.98x = 360,625.86 × 153,868.24
  4. Step 4: Simplify right side
    261,317.98x = 55,488,863,804.22
  5. Step 5: Solve for x
    x = 55,488,863,804.22/261,317.98
  6. Step 6: Final answer
    x = 212,342.32

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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.