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Finding the Fourth Proportional to 162,673.13, 224,457 and 102,208.74

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Solution

The fourth proportional to 162,673.13, 224,457 and 102,208.74 is: 141,028.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,673.13 : 224,457 = 102,208.74 : x
  2. Step 2: Convert to fraction form
    162,673.13/224,457 = 102,208.74/x
  3. Step 3: Cross multiply
    162,673.13x = 224,457 × 102,208.74
  4. Step 4: Simplify right side
    162,673.13x = 22,941,467,154.18
  5. Step 5: Solve for x
    x = 22,941,467,154.18/162,673.13
  6. Step 6: Final answer
    x = 141,028.01

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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.