Home / 153,121.08-229,681.98-46,505.87

Finding the Fourth Proportional to 153,121.08, 229,681.98 and 46,505.87

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Solution

The fourth proportional to 153,121.08, 229,681.98 and 46,505.87 is: 69,758.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,121.08 : 229,681.98 = 46,505.87 : x
  2. Step 2: Convert to fraction form
    153,121.08/229,681.98 = 46,505.87/x
  3. Step 3: Cross multiply
    153,121.08x = 229,681.98 × 46,505.87
  4. Step 4: Simplify right side
    153,121.08x = 10,681,560,303.22
  5. Step 5: Solve for x
    x = 10,681,560,303.22/153,121.08
  6. Step 6: Final answer
    x = 69,758.91

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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.