Home / 39,050.49-53,865.45-28,831.08

Finding the Fourth Proportional to 39,050.49, 53,865.45 and 28,831.08

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Solution

The fourth proportional to 39,050.49, 53,865.45 and 28,831.08 is: 39,769.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,050.49 : 53,865.45 = 28,831.08 : x
  2. Step 2: Convert to fraction form
    39,050.49/53,865.45 = 28,831.08/x
  3. Step 3: Cross multiply
    39,050.49x = 53,865.45 × 28,831.08
  4. Step 4: Simplify right side
    39,050.49x = 1,552,999,098.19
  5. Step 5: Solve for x
    x = 1,552,999,098.19/39,050.49
  6. Step 6: Final answer
    x = 39,769.00

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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.