Home / 48,312.21-66,637.11-46,686.54

Finding the Fourth Proportional to 48,312.21, 66,637.11 and 46,686.54

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Solution

The fourth proportional to 48,312.21, 66,637.11 and 46,686.54 is: 64,394.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,312.21 : 66,637.11 = 46,686.54 : x
  2. Step 2: Convert to fraction form
    48,312.21/66,637.11 = 46,686.54/x
  3. Step 3: Cross multiply
    48,312.21x = 66,637.11 × 46,686.54
  4. Step 4: Simplify right side
    48,312.21x = 3,111,056,101.50
  5. Step 5: Solve for x
    x = 3,111,056,101.50/48,312.21
  6. Step 6: Final answer
    x = 64,394.82

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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.