Home / 175,783.60-242,596.29-99,316.72

Finding the Fourth Proportional to 175,783.60, 242,596.29 and 99,316.72

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Solution

The fourth proportional to 175,783.60, 242,596.29 and 99,316.72 is: 137,065.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,783.60 : 242,596.29 = 99,316.72 : x
  2. Step 2: Convert to fraction form
    175,783.60/242,596.29 = 99,316.72/x
  3. Step 3: Cross multiply
    175,783.60x = 242,596.29 × 99,316.72
  4. Step 4: Simplify right side
    175,783.60x = 24,093,867,806.97
  5. Step 5: Solve for x
    x = 24,093,867,806.97/175,783.60
  6. Step 6: Final answer
    x = 137,065.50

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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.