Home / 52,430.67-72,355.73-28,558.88

Finding the Fourth Proportional to 52,430.67, 72,355.73 and 28,558.88

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Solution

The fourth proportional to 52,430.67, 72,355.73 and 28,558.88 is: 39,412.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,430.67 : 72,355.73 = 28,558.88 : x
  2. Step 2: Convert to fraction form
    52,430.67/72,355.73 = 28,558.88/x
  3. Step 3: Cross multiply
    52,430.67x = 72,355.73 × 28,558.88
  4. Step 4: Simplify right side
    52,430.67x = 2,066,398,610.38
  5. Step 5: Solve for x
    x = 2,066,398,610.38/52,430.67
  6. Step 6: Final answer
    x = 39,412.02

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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.