Home / 54,051.12-74,549.50-46,510.09

Finding the Fourth Proportional to 54,051.12, 74,549.50 and 46,510.09

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Solution

The fourth proportional to 54,051.12, 74,549.50 and 46,510.09 is: 64,148.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,051.12 : 74,549.50 = 46,510.09 : x
  2. Step 2: Convert to fraction form
    54,051.12/74,549.50 = 46,510.09/x
  3. Step 3: Cross multiply
    54,051.12x = 74,549.50 × 46,510.09
  4. Step 4: Simplify right side
    54,051.12x = 3,467,303,651.81
  5. Step 5: Solve for x
    x = 3,467,303,651.81/54,051.12
  6. Step 6: Final answer
    x = 64,148.60

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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.