Home / 112,477.50-155,219.13-62,176.50

Finding the Fourth Proportional to 112,477.50, 155,219.13 and 62,176.50

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Solution

The fourth proportional to 112,477.50, 155,219.13 and 62,176.50 is: 85,803.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,477.50 : 155,219.13 = 62,176.50 : x
  2. Step 2: Convert to fraction form
    112,477.50/155,219.13 = 62,176.50/x
  3. Step 3: Cross multiply
    112,477.50x = 155,219.13 × 62,176.50
  4. Step 4: Simplify right side
    112,477.50x = 9,650,982,236.45
  5. Step 5: Solve for x
    x = 9,650,982,236.45/112,477.50
  6. Step 6: Final answer
    x = 85,803.67

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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.