Home / 176,089.04-243,000.52-100,635.60

Finding the Fourth Proportional to 176,089.04, 243,000.52 and 100,635.60

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Solution

The fourth proportional to 176,089.04, 243,000.52 and 100,635.60 is: 138,875.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,089.04 : 243,000.52 = 100,635.60 : x
  2. Step 2: Convert to fraction form
    176,089.04/243,000.52 = 100,635.60/x
  3. Step 3: Cross multiply
    176,089.04x = 243,000.52 × 100,635.60
  4. Step 4: Simplify right side
    176,089.04x = 24,454,503,130.51
  5. Step 5: Solve for x
    x = 24,454,503,130.51/176,089.04
  6. Step 6: Final answer
    x = 138,875.78

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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.