Home / 103,465.70-155,176.95-44,303.30

Finding the Fourth Proportional to 103,465.70, 155,176.95 and 44,303.30

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Solution

The fourth proportional to 103,465.70, 155,176.95 and 44,303.30 is: 66,445.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,465.70 : 155,176.95 = 44,303.30 : x
  2. Step 2: Convert to fraction form
    103,465.70/155,176.95 = 44,303.30/x
  3. Step 3: Cross multiply
    103,465.70x = 155,176.95 × 44,303.30
  4. Step 4: Simplify right side
    103,465.70x = 6,874,850,968.94
  5. Step 5: Solve for x
    x = 6,874,850,968.94/103,465.70
  6. Step 6: Final answer
    x = 66,445.70

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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.