Home / 93,320.28-139,897.53-36,381.06

Finding the Fourth Proportional to 93,320.28, 139,897.53 and 36,381.06

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Solution

The fourth proportional to 93,320.28, 139,897.53 and 36,381.06 is: 54,539.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,320.28 : 139,897.53 = 36,381.06 : x
  2. Step 2: Convert to fraction form
    93,320.28/139,897.53 = 36,381.06/x
  3. Step 3: Cross multiply
    93,320.28x = 139,897.53 × 36,381.06
  4. Step 4: Simplify right side
    93,320.28x = 5,089,620,432.78
  5. Step 5: Solve for x
    x = 5,089,620,432.78/93,320.28
  6. Step 6: Final answer
    x = 54,539.28

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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.