Home / 66,373.81-91,595.14-38,083.93

Finding the Fourth Proportional to 66,373.81, 91,595.14 and 38,083.93

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Solution

The fourth proportional to 66,373.81, 91,595.14 and 38,083.93 is: 52,555.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,373.81 : 91,595.14 = 38,083.93 : x
  2. Step 2: Convert to fraction form
    66,373.81/91,595.14 = 38,083.93/x
  3. Step 3: Cross multiply
    66,373.81x = 91,595.14 × 38,083.93
  4. Step 4: Simplify right side
    66,373.81x = 3,488,302,900.10
  5. Step 5: Solve for x
    x = 3,488,302,900.10/66,373.81
  6. Step 6: Final answer
    x = 52,555.41

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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.