Home / 173,688.10-260,532.15-55,371.40

Finding the Fourth Proportional to 173,688.10, 260,532.15 and 55,371.40

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Solution

The fourth proportional to 173,688.10, 260,532.15 and 55,371.40 is: 83,057.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,688.10 : 260,532.15 = 55,371.40 : x
  2. Step 2: Convert to fraction form
    173,688.10/260,532.15 = 55,371.40/x
  3. Step 3: Cross multiply
    173,688.10x = 260,532.15 × 55,371.40
  4. Step 4: Simplify right side
    173,688.10x = 14,426,029,890.51
  5. Step 5: Solve for x
    x = 14,426,029,890.51/173,688.10
  6. Step 6: Final answer
    x = 83,057.10

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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.