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Finding the Fourth Proportional to 162,393.04, 224,040.18 and 98,707.60

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Solution

The fourth proportional to 162,393.04, 224,040.18 and 98,707.60 is: 136,178.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,393.04 : 224,040.18 = 98,707.60 : x
  2. Step 2: Convert to fraction form
    162,393.04/224,040.18 = 98,707.60/x
  3. Step 3: Cross multiply
    162,393.04x = 224,040.18 × 98,707.60
  4. Step 4: Simplify right side
    162,393.04x = 22,114,468,471.37
  5. Step 5: Solve for x
    x = 22,114,468,471.37/162,393.04
  6. Step 6: Final answer
    x = 136,178.67

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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.