Home / 254,225.95-381,341.18-64,686.49

Finding the Fourth Proportional to 254,225.95, 381,341.18 and 64,686.49

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Solution

The fourth proportional to 254,225.95, 381,341.18 and 64,686.49 is: 97,030.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,225.95 : 381,341.18 = 64,686.49 : x
  2. Step 2: Convert to fraction form
    254,225.95/381,341.18 = 64,686.49/x
  3. Step 3: Cross multiply
    254,225.95x = 381,341.18 × 64,686.49
  4. Step 4: Simplify right side
    254,225.95x = 24,667,621,635.02
  5. Step 5: Solve for x
    x = 24,667,621,635.02/254,225.95
  6. Step 6: Final answer
    x = 97,030.31

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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.