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Finding the Fourth Proportional to 98,713.99, 148,070.99 and 28,593.33

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Solution

The fourth proportional to 98,713.99, 148,070.99 and 28,593.33 is: 42,890.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,713.99 : 148,070.99 = 28,593.33 : x
  2. Step 2: Convert to fraction form
    98,713.99/148,070.99 = 28,593.33/x
  3. Step 3: Cross multiply
    98,713.99x = 148,070.99 × 28,593.33
  4. Step 4: Simplify right side
    98,713.99x = 4,233,842,680.50
  5. Step 5: Solve for x
    x = 4,233,842,680.50/98,713.99
  6. Step 6: Final answer
    x = 42,890.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.