Home / 59,970.08-89,956.80-18,417.12

Finding the Fourth Proportional to 59,970.08, 89,956.80 and 18,417.12

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Solution

The fourth proportional to 59,970.08, 89,956.80 and 18,417.12 is: 27,626.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,970.08 : 89,956.80 = 18,417.12 : x
  2. Step 2: Convert to fraction form
    59,970.08/89,956.80 = 18,417.12/x
  3. Step 3: Cross multiply
    59,970.08x = 89,956.80 × 18,417.12
  4. Step 4: Simplify right side
    59,970.08x = 1,656,745,180.42
  5. Step 5: Solve for x
    x = 1,656,745,180.42/59,970.08
  6. Step 6: Final answer
    x = 27,626.20

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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.