Home / 57,038.04-85,557.60-21,972.60

Finding the Fourth Proportional to 57,038.04, 85,557.60 and 21,972.60

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Solution

The fourth proportional to 57,038.04, 85,557.60 and 21,972.60 is: 32,959.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,038.04 : 85,557.60 = 21,972.60 : x
  2. Step 2: Convert to fraction form
    57,038.04/85,557.60 = 21,972.60/x
  3. Step 3: Cross multiply
    57,038.04x = 85,557.60 × 21,972.60
  4. Step 4: Simplify right side
    57,038.04x = 1,879,922,921.76
  5. Step 5: Solve for x
    x = 1,879,922,921.76/57,038.04
  6. Step 6: Final answer
    x = 32,959.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.