Home / 124,612.20-171,958.84-70,892.16

Finding the Fourth Proportional to 124,612.20, 171,958.84 and 70,892.16

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Solution

The fourth proportional to 124,612.20, 171,958.84 and 70,892.16 is: 97,827.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,612.20 : 171,958.84 = 70,892.16 : x
  2. Step 2: Convert to fraction form
    124,612.20/171,958.84 = 70,892.16/x
  3. Step 3: Cross multiply
    124,612.20x = 171,958.84 × 70,892.16
  4. Step 4: Simplify right side
    124,612.20x = 12,190,533,598.69
  5. Step 5: Solve for x
    x = 12,190,533,598.69/124,612.20
  6. Step 6: Final answer
    x = 97,827.77

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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.