Home / 172,322.15-237,802.44-96,870.65

Finding the Fourth Proportional to 172,322.15, 237,802.44 and 96,870.65

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Solution

The fourth proportional to 172,322.15, 237,802.44 and 96,870.65 is: 133,680.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,322.15 : 237,802.44 = 96,870.65 : x
  2. Step 2: Convert to fraction form
    172,322.15/237,802.44 = 96,870.65/x
  3. Step 3: Cross multiply
    172,322.15x = 237,802.44 × 96,870.65
  4. Step 4: Simplify right side
    172,322.15x = 23,036,075,745.37
  5. Step 5: Solve for x
    x = 23,036,075,745.37/172,322.15
  6. Step 6: Final answer
    x = 133,680.30

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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.