Home / 142,940.04-214,258.74-48,079.92

Finding the Fourth Proportional to 142,940.04, 214,258.74 and 48,079.92

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Solution

The fourth proportional to 142,940.04, 214,258.74 and 48,079.92 is: 72,068.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,940.04 : 214,258.74 = 48,079.92 : x
  2. Step 2: Convert to fraction form
    142,940.04/214,258.74 = 48,079.92/x
  3. Step 3: Cross multiply
    142,940.04x = 214,258.74 × 48,079.92
  4. Step 4: Simplify right side
    142,940.04x = 10,301,543,078.50
  5. Step 5: Solve for x
    x = 10,301,543,078.50/142,940.04
  6. Step 6: Final answer
    x = 72,068.98

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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.