Home / 54,060.81-74,639.01-48,385.71

Finding the Fourth Proportional to 54,060.81, 74,639.01 and 48,385.71

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Solution

The fourth proportional to 54,060.81, 74,639.01 and 48,385.71 is: 66,803.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,060.81 : 74,639.01 = 48,385.71 : x
  2. Step 2: Convert to fraction form
    54,060.81/74,639.01 = 48,385.71/x
  3. Step 3: Cross multiply
    54,060.81x = 74,639.01 × 48,385.71
  4. Step 4: Simplify right side
    54,060.81x = 3,611,461,613.51
  5. Step 5: Solve for x
    x = 3,611,461,613.51/54,060.81
  6. Step 6: Final answer
    x = 66,803.70

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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.