Home / 45,035.04-67,478.76-15,436.92

Finding the Fourth Proportional to 45,035.04, 67,478.76 and 15,436.92

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Solution

The fourth proportional to 45,035.04, 67,478.76 and 15,436.92 is: 23,130.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,035.04 : 67,478.76 = 15,436.92 : x
  2. Step 2: Convert to fraction form
    45,035.04/67,478.76 = 15,436.92/x
  3. Step 3: Cross multiply
    45,035.04x = 67,478.76 × 15,436.92
  4. Step 4: Simplify right side
    45,035.04x = 1,041,664,219.82
  5. Step 5: Solve for x
    x = 1,041,664,219.82/45,035.04
  6. Step 6: Final answer
    x = 23,130.08

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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.