Home / 163,580.20-245,370.30-153,903.40

Finding the Fourth Proportional to 163,580.20, 245,370.30 and 153,903.40

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Solution

The fourth proportional to 163,580.20, 245,370.30 and 153,903.40 is: 230,855.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,580.20 : 245,370.30 = 153,903.40 : x
  2. Step 2: Convert to fraction form
    163,580.20/245,370.30 = 153,903.40/x
  3. Step 3: Cross multiply
    163,580.20x = 245,370.30 × 153,903.40
  4. Step 4: Simplify right side
    163,580.20x = 37,763,323,429.02
  5. Step 5: Solve for x
    x = 37,763,323,429.02/163,580.20
  6. Step 6: Final answer
    x = 230,855.10

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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.