Home / 40,055.90-55,276.56-22,150.52

Finding the Fourth Proportional to 40,055.90, 55,276.56 and 22,150.52

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Solution

The fourth proportional to 40,055.90, 55,276.56 and 22,150.52 is: 30,567.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,055.90 : 55,276.56 = 22,150.52 : x
  2. Step 2: Convert to fraction form
    40,055.90/55,276.56 = 22,150.52/x
  3. Step 3: Cross multiply
    40,055.90x = 55,276.56 × 22,150.52
  4. Step 4: Simplify right side
    40,055.90x = 1,224,404,547.81
  5. Step 5: Solve for x
    x = 1,224,404,547.81/40,055.90
  6. Step 6: Final answer
    x = 30,567.40

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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.