Home / 77,529.08-107,001.84-47,332.01

Finding the Fourth Proportional to 77,529.08, 107,001.84 and 47,332.01

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Solution

The fourth proportional to 77,529.08, 107,001.84 and 47,332.01 is: 65,325.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,529.08 : 107,001.84 = 47,332.01 : x
  2. Step 2: Convert to fraction form
    77,529.08/107,001.84 = 47,332.01/x
  3. Step 3: Cross multiply
    77,529.08x = 107,001.84 × 47,332.01
  4. Step 4: Simplify right side
    77,529.08x = 5,064,612,605.90
  5. Step 5: Solve for x
    x = 5,064,612,605.90/77,529.08
  6. Step 6: Final answer
    x = 65,325.33

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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.