Home / 62,302.95-85,977.49-38,420.07

Finding the Fourth Proportional to 62,302.95, 85,977.49 and 38,420.07

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Solution

The fourth proportional to 62,302.95, 85,977.49 and 38,420.07 is: 53,019.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,302.95 : 85,977.49 = 38,420.07 : x
  2. Step 2: Convert to fraction form
    62,302.95/85,977.49 = 38,420.07/x
  3. Step 3: Cross multiply
    62,302.95x = 85,977.49 × 38,420.07
  4. Step 4: Simplify right side
    62,302.95x = 3,303,261,184.22
  5. Step 5: Solve for x
    x = 3,303,261,184.22/62,302.95
  6. Step 6: Final answer
    x = 53,019.34

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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.