Home / 58,248.96-86,949.60-53,921.28

Finding the Fourth Proportional to 58,248.96, 86,949.60 and 53,921.28

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Solution

The fourth proportional to 58,248.96, 86,949.60 and 53,921.28 is: 80,489.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,248.96 : 86,949.60 = 53,921.28 : x
  2. Step 2: Convert to fraction form
    58,248.96/86,949.60 = 53,921.28/x
  3. Step 3: Cross multiply
    58,248.96x = 86,949.60 × 53,921.28
  4. Step 4: Simplify right side
    58,248.96x = 4,688,433,727.49
  5. Step 5: Solve for x
    x = 4,688,433,727.49/58,248.96
  6. Step 6: Final answer
    x = 80,489.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.