Home / 124,152.39-171,334.19-70,439.67

Finding the Fourth Proportional to 124,152.39, 171,334.19 and 70,439.67

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Solution

The fourth proportional to 124,152.39, 171,334.19 and 70,439.67 is: 97,208.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,152.39 : 171,334.19 = 70,439.67 : x
  2. Step 2: Convert to fraction form
    124,152.39/171,334.19 = 70,439.67/x
  3. Step 3: Cross multiply
    124,152.39x = 171,334.19 × 70,439.67
  4. Step 4: Simplify right side
    124,152.39x = 12,068,723,451.12
  5. Step 5: Solve for x
    x = 12,068,723,451.12/124,152.39
  6. Step 6: Final answer
    x = 97,208.95

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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.