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Finding the Fourth Proportional to 55,602.65, 83,403.67 and 13,482.70

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Solution

The fourth proportional to 55,602.65, 83,403.67 and 13,482.70 is: 20,223.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,602.65 : 83,403.67 = 13,482.70 : x
  2. Step 2: Convert to fraction form
    55,602.65/83,403.67 = 13,482.70/x
  3. Step 3: Cross multiply
    55,602.65x = 83,403.67 × 13,482.70
  4. Step 4: Simplify right side
    55,602.65x = 1,124,506,177.08
  5. Step 5: Solve for x
    x = 1,124,506,177.08/55,602.65
  6. Step 6: Final answer
    x = 20,223.97

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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.