Home / 385,734.24-578,693.07-160,969.77

Finding the Fourth Proportional to 385,734.24, 578,693.07 and 160,969.77

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Solution

The fourth proportional to 385,734.24, 578,693.07 and 160,969.77 is: 241,492.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,734.24 : 578,693.07 = 160,969.77 : x
  2. Step 2: Convert to fraction form
    385,734.24/578,693.07 = 160,969.77/x
  3. Step 3: Cross multiply
    385,734.24x = 578,693.07 × 160,969.77
  4. Step 4: Simplify right side
    385,734.24x = 93,152,090,378.49
  5. Step 5: Solve for x
    x = 93,152,090,378.49/385,734.24
  6. Step 6: Final answer
    x = 241,492.93

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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.