Home / 272,050.55-375,420.76-149,543.34

Finding the Fourth Proportional to 272,050.55, 375,420.76 and 149,543.34

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Solution

The fourth proportional to 272,050.55, 375,420.76 and 149,543.34 is: 206,364.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,050.55 : 375,420.76 = 149,543.34 : x
  2. Step 2: Convert to fraction form
    272,050.55/375,420.76 = 149,543.34/x
  3. Step 3: Cross multiply
    272,050.55x = 375,420.76 × 149,543.34
  4. Step 4: Simplify right side
    272,050.55x = 56,141,671,730.92
  5. Step 5: Solve for x
    x = 56,141,671,730.92/272,050.55
  6. Step 6: Final answer
    x = 206,364.86

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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.