Home / 98,389.34-147,555.14-45,051.14

Finding the Fourth Proportional to 98,389.34, 147,555.14 and 45,051.14

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Solution

The fourth proportional to 98,389.34, 147,555.14 and 45,051.14 is: 67,563.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,389.34 : 147,555.14 = 45,051.14 : x
  2. Step 2: Convert to fraction form
    98,389.34/147,555.14 = 45,051.14/x
  3. Step 3: Cross multiply
    98,389.34x = 147,555.14 × 45,051.14
  4. Step 4: Simplify right side
    98,389.34x = 6,647,527,269.86
  5. Step 5: Solve for x
    x = 6,647,527,269.86/98,389.34
  6. Step 6: Final answer
    x = 67,563.49

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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.