Home / 117,320.40-176,068.08-47,200.32

Finding the Fourth Proportional to 117,320.40, 176,068.08 and 47,200.32

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Solution

The fourth proportional to 117,320.40, 176,068.08 and 47,200.32 is: 70,835.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,320.40 : 176,068.08 = 47,200.32 : x
  2. Step 2: Convert to fraction form
    117,320.40/176,068.08 = 47,200.32/x
  3. Step 3: Cross multiply
    117,320.40x = 176,068.08 × 47,200.32
  4. Step 4: Simplify right side
    117,320.40x = 8,310,469,717.79
  5. Step 5: Solve for x
    x = 8,310,469,717.79/117,320.40
  6. Step 6: Final answer
    x = 70,835.67

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1.5x scale

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.