Home / 103,803.06-143,254.70-60,204.47

Finding the Fourth Proportional to 103,803.06, 143,254.70 and 60,204.47

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Solution

The fourth proportional to 103,803.06, 143,254.70 and 60,204.47 is: 83,085.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,803.06 : 143,254.70 = 60,204.47 : x
  2. Step 2: Convert to fraction form
    103,803.06/143,254.70 = 60,204.47/x
  3. Step 3: Cross multiply
    103,803.06x = 143,254.70 × 60,204.47
  4. Step 4: Simplify right side
    103,803.06x = 8,624,572,271.21
  5. Step 5: Solve for x
    x = 8,624,572,271.21/103,803.06
  6. Step 6: Final answer
    x = 83,085.92

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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.