Home / 53,754.59-80,288.13-48,681.23

Finding the Fourth Proportional to 53,754.59, 80,288.13 and 48,681.23

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Solution

The fourth proportional to 53,754.59, 80,288.13 and 48,681.23 is: 72,710.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,754.59 : 80,288.13 = 48,681.23 : x
  2. Step 2: Convert to fraction form
    53,754.59/80,288.13 = 48,681.23/x
  3. Step 3: Cross multiply
    53,754.59x = 80,288.13 × 48,681.23
  4. Step 4: Simplify right side
    53,754.59x = 3,908,524,703.91
  5. Step 5: Solve for x
    x = 3,908,524,703.91/53,754.59
  6. Step 6: Final answer
    x = 72,710.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.