Home / 183,740.04-253,575.90-103,172.94

Finding the Fourth Proportional to 183,740.04, 253,575.90 and 103,172.94

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Solution

The fourth proportional to 183,740.04, 253,575.90 and 103,172.94 is: 142,386.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,740.04 : 253,575.90 = 103,172.94 : x
  2. Step 2: Convert to fraction form
    183,740.04/253,575.90 = 103,172.94/x
  3. Step 3: Cross multiply
    183,740.04x = 253,575.90 × 103,172.94
  4. Step 4: Simplify right side
    183,740.04x = 26,162,171,116.15
  5. Step 5: Solve for x
    x = 26,162,171,116.15/183,740.04
  6. Step 6: Final answer
    x = 142,386.88

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1.5x scale

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.