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Finding the Fourth Proportional to 46,831.30, 70,246.95 and 44,644.30

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Solution

The fourth proportional to 46,831.30, 70,246.95 and 44,644.30 is: 66,966.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,831.30 : 70,246.95 = 44,644.30 : x
  2. Step 2: Convert to fraction form
    46,831.30/70,246.95 = 44,644.30/x
  3. Step 3: Cross multiply
    46,831.30x = 70,246.95 × 44,644.30
  4. Step 4: Simplify right side
    46,831.30x = 3,136,125,909.89
  5. Step 5: Solve for x
    x = 3,136,125,909.89/46,831.30
  6. Step 6: Final answer
    x = 66,966.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.