Home / 113,506.02-156,639.38-62,518.94

Finding the Fourth Proportional to 113,506.02, 156,639.38 and 62,518.94

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Solution

The fourth proportional to 113,506.02, 156,639.38 and 62,518.94 is: 86,276.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,506.02 : 156,639.38 = 62,518.94 : x
  2. Step 2: Convert to fraction form
    113,506.02/156,639.38 = 62,518.94/x
  3. Step 3: Cross multiply
    113,506.02x = 156,639.38 × 62,518.94
  4. Step 4: Simplify right side
    113,506.02x = 9,792,927,999.86
  5. Step 5: Solve for x
    x = 9,792,927,999.86/113,506.02
  6. Step 6: Final answer
    x = 86,276.73

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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.