Home / 253,526.08-380,260.32-66,552.16

Finding the Fourth Proportional to 253,526.08, 380,260.32 and 66,552.16

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Solution

The fourth proportional to 253,526.08, 380,260.32 and 66,552.16 is: 99,820.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,526.08 : 380,260.32 = 66,552.16 : x
  2. Step 2: Convert to fraction form
    253,526.08/380,260.32 = 66,552.16/x
  3. Step 3: Cross multiply
    253,526.08x = 380,260.32 × 66,552.16
  4. Step 4: Simplify right side
    253,526.08x = 25,307,145,658.29
  5. Step 5: Solve for x
    x = 25,307,145,658.29/253,526.08
  6. Step 6: Final answer
    x = 99,820.68

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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.