Home / 62,831.95-86,627.24-51,459.55

Finding the Fourth Proportional to 62,831.95, 86,627.24 and 51,459.55

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Solution

The fourth proportional to 62,831.95, 86,627.24 and 51,459.55 is: 70,947.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,831.95 : 86,627.24 = 51,459.55 : x
  2. Step 2: Convert to fraction form
    62,831.95/86,627.24 = 51,459.55/x
  3. Step 3: Cross multiply
    62,831.95x = 86,627.24 × 51,459.55
  4. Step 4: Simplify right side
    62,831.95x = 4,457,798,788.14
  5. Step 5: Solve for x
    x = 4,457,798,788.14/62,831.95
  6. Step 6: Final answer
    x = 70,947.96

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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.