Home / 72,549.36-108,685.08-34,998.48

Finding the Fourth Proportional to 72,549.36, 108,685.08 and 34,998.48

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Solution

The fourth proportional to 72,549.36, 108,685.08 and 34,998.48 is: 52,430.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,549.36 : 108,685.08 = 34,998.48 : x
  2. Step 2: Convert to fraction form
    72,549.36/108,685.08 = 34,998.48/x
  3. Step 3: Cross multiply
    72,549.36x = 108,685.08 × 34,998.48
  4. Step 4: Simplify right side
    72,549.36x = 3,803,812,598.68
  5. Step 5: Solve for x
    x = 3,803,812,598.68/72,549.36
  6. Step 6: Final answer
    x = 52,430.68

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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.