Home / 55,462.83-76,538.70-30,312.33

Finding the Fourth Proportional to 55,462.83, 76,538.70 and 30,312.33

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Solution

The fourth proportional to 55,462.83, 76,538.70 and 30,312.33 is: 41,831.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,462.83 : 76,538.70 = 30,312.33 : x
  2. Step 2: Convert to fraction form
    55,462.83/76,538.70 = 30,312.33/x
  3. Step 3: Cross multiply
    55,462.83x = 76,538.70 × 30,312.33
  4. Step 4: Simplify right side
    55,462.83x = 2,320,066,332.17
  5. Step 5: Solve for x
    x = 2,320,066,332.17/55,462.83
  6. Step 6: Final answer
    x = 41,831.01

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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.