Home / 103,802.68-143,254.17-60,204.09

Finding the Fourth Proportional to 103,802.68, 143,254.17 and 60,204.09

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Solution

The fourth proportional to 103,802.68, 143,254.17 and 60,204.09 is: 83,085.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,802.68 : 143,254.17 = 60,204.09 : x
  2. Step 2: Convert to fraction form
    103,802.68/143,254.17 = 60,204.09/x
  3. Step 3: Cross multiply
    103,802.68x = 143,254.17 × 60,204.09
  4. Step 4: Simplify right side
    103,802.68x = 8,624,487,480.76
  5. Step 5: Solve for x
    x = 8,624,487,480.76/103,802.68
  6. Step 6: Final answer
    x = 83,085.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.