Home / 242,421.41-334,541.53-140,505.99

Finding the Fourth Proportional to 242,421.41, 334,541.53 and 140,505.99

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Solution

The fourth proportional to 242,421.41, 334,541.53 and 140,505.99 is: 193,898.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,421.41 : 334,541.53 = 140,505.99 : x
  2. Step 2: Convert to fraction form
    242,421.41/334,541.53 = 140,505.99/x
  3. Step 3: Cross multiply
    242,421.41x = 334,541.53 × 140,505.99
  4. Step 4: Simplify right side
    242,421.41x = 47,005,088,415.56
  5. Step 5: Solve for x
    x = 47,005,088,415.56/242,421.41
  6. Step 6: Final answer
    x = 193,898.25

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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.