Home / 39,130.32-53,960.05-33,483.75

Finding the Fourth Proportional to 39,130.32, 53,960.05 and 33,483.75

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Solution

The fourth proportional to 39,130.32, 53,960.05 and 33,483.75 is: 46,173.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,130.32 : 53,960.05 = 33,483.75 : x
  2. Step 2: Convert to fraction form
    39,130.32/53,960.05 = 33,483.75/x
  3. Step 3: Cross multiply
    39,130.32x = 53,960.05 × 33,483.75
  4. Step 4: Simplify right side
    39,130.32x = 1,806,785,024.81
  5. Step 5: Solve for x
    x = 1,806,785,024.81/39,130.32
  6. Step 6: Final answer
    x = 46,173.54

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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.