Home / 153,971.04-230,976-48,752.40

Finding the Fourth Proportional to 153,971.04, 230,976 and 48,752.40

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Solution

The fourth proportional to 153,971.04, 230,976 and 48,752.40 is: 73,134.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,971.04 : 230,976 = 48,752.40 : x
  2. Step 2: Convert to fraction form
    153,971.04/230,976 = 48,752.40/x
  3. Step 3: Cross multiply
    153,971.04x = 230,976 × 48,752.40
  4. Step 4: Simplify right side
    153,971.04x = 11,260,634,342.40
  5. Step 5: Solve for x
    x = 11,260,634,342.40/153,971.04
  6. Step 6: Final answer
    x = 73,134.76

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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.