Home / 124,688.61-172,027.62-70,960.23

Finding the Fourth Proportional to 124,688.61, 172,027.62 and 70,960.23

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Solution

The fourth proportional to 124,688.61, 172,027.62 and 70,960.23 is: 97,900.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,688.61 : 172,027.62 = 70,960.23 : x
  2. Step 2: Convert to fraction form
    124,688.61/172,027.62 = 70,960.23/x
  3. Step 3: Cross multiply
    124,688.61x = 172,027.62 × 70,960.23
  4. Step 4: Simplify right side
    124,688.61x = 12,207,119,481.55
  5. Step 5: Solve for x
    x = 12,207,119,481.55/124,688.61
  6. Step 6: Final answer
    x = 97,900.84

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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.