Home / 55,725.20-83,587.80-37,030.40

Finding the Fourth Proportional to 55,725.20, 83,587.80 and 37,030.40

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Solution

The fourth proportional to 55,725.20, 83,587.80 and 37,030.40 is: 55,545.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,725.20 : 83,587.80 = 37,030.40 : x
  2. Step 2: Convert to fraction form
    55,725.20/83,587.80 = 37,030.40/x
  3. Step 3: Cross multiply
    55,725.20x = 83,587.80 × 37,030.40
  4. Step 4: Simplify right side
    55,725.20x = 3,095,289,669.12
  5. Step 5: Solve for x
    x = 3,095,289,669.12/55,725.20
  6. Step 6: Final answer
    x = 55,545.60

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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.