Home / 103,124.20-154,597.02-61,483.72

Finding the Fourth Proportional to 103,124.20, 154,597.02 and 61,483.72

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Solution

The fourth proportional to 103,124.20, 154,597.02 and 61,483.72 is: 92,172.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,124.20 : 154,597.02 = 61,483.72 : x
  2. Step 2: Convert to fraction form
    103,124.20/154,597.02 = 61,483.72/x
  3. Step 3: Cross multiply
    103,124.20x = 154,597.02 × 61,483.72
  4. Step 4: Simplify right side
    103,124.20x = 9,505,199,890.51
  5. Step 5: Solve for x
    x = 9,505,199,890.51/103,124.20
  6. Step 6: Final answer
    x = 92,172.35

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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.