Home / 124,509.61-171,831.38-70,799.62

Finding the Fourth Proportional to 124,509.61, 171,831.38 and 70,799.62

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Solution

The fourth proportional to 124,509.61, 171,831.38 and 70,799.62 is: 97,708.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,509.61 : 171,831.38 = 70,799.62 : x
  2. Step 2: Convert to fraction form
    124,509.61/171,831.38 = 70,799.62/x
  3. Step 3: Cross multiply
    124,509.61x = 171,831.38 × 70,799.62
  4. Step 4: Simplify right side
    124,509.61x = 12,165,595,946.68
  5. Step 5: Solve for x
    x = 12,165,595,946.68/124,509.61
  6. Step 6: Final answer
    x = 97,708.09

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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.