Home / 62,829.95-86,624.48-51,457.55

Finding the Fourth Proportional to 62,829.95, 86,624.48 and 51,457.55

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Solution

The fourth proportional to 62,829.95, 86,624.48 and 51,457.55 is: 70,945.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,829.95 : 86,624.48 = 51,457.55 : x
  2. Step 2: Convert to fraction form
    62,829.95/86,624.48 = 51,457.55/x
  3. Step 3: Cross multiply
    62,829.95x = 86,624.48 × 51,457.55
  4. Step 4: Simplify right side
    62,829.95x = 4,457,483,206.35
  5. Step 5: Solve for x
    x = 4,457,483,206.35/62,829.95
  6. Step 6: Final answer
    x = 70,945.20

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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.