Home / 195,931.80-293,897.70-102,466.20

Finding the Fourth Proportional to 195,931.80, 293,897.70 and 102,466.20

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Solution

The fourth proportional to 195,931.80, 293,897.70 and 102,466.20 is: 153,699.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,931.80 : 293,897.70 = 102,466.20 : x
  2. Step 2: Convert to fraction form
    195,931.80/293,897.70 = 102,466.20/x
  3. Step 3: Cross multiply
    195,931.80x = 293,897.70 × 102,466.20
  4. Step 4: Simplify right side
    195,931.80x = 30,114,580,507.74
  5. Step 5: Solve for x
    x = 30,114,580,507.74/195,931.80
  6. Step 6: Final answer
    x = 153,699.30

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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.