Home / 46,440.02-64,139.92-31,306.68

Finding the Fourth Proportional to 46,440.02, 64,139.92 and 31,306.68

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Solution

The fourth proportional to 46,440.02, 64,139.92 and 31,306.68 is: 43,238.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,440.02 : 64,139.92 = 31,306.68 : x
  2. Step 2: Convert to fraction form
    46,440.02/64,139.92 = 31,306.68/x
  3. Step 3: Cross multiply
    46,440.02x = 64,139.92 × 31,306.68
  4. Step 4: Simplify right side
    46,440.02x = 2,008,007,950.67
  5. Step 5: Solve for x
    x = 2,008,007,950.67/46,440.02
  6. Step 6: Final answer
    x = 43,238.74

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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.