Home / 90,952.86-136,428.32-35,548.38

Finding the Fourth Proportional to 90,952.86, 136,428.32 and 35,548.38

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Solution

The fourth proportional to 90,952.86, 136,428.32 and 35,548.38 is: 53,322.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,952.86 : 136,428.32 = 35,548.38 : x
  2. Step 2: Convert to fraction form
    90,952.86/136,428.32 = 35,548.38/x
  3. Step 3: Cross multiply
    90,952.86x = 136,428.32 × 35,548.38
  4. Step 4: Simplify right side
    90,952.86x = 4,849,805,762.12
  5. Step 5: Solve for x
    x = 4,849,805,762.12/90,952.86
  6. Step 6: Final answer
    x = 53,322.19

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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.