Home / 48,972.40-73,547.70-42,848.80

Finding the Fourth Proportional to 48,972.40, 73,547.70 and 42,848.80

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Solution

The fourth proportional to 48,972.40, 73,547.70 and 42,848.80 is: 64,351.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,972.40 : 73,547.70 = 42,848.80 : x
  2. Step 2: Convert to fraction form
    48,972.40/73,547.70 = 42,848.80/x
  3. Step 3: Cross multiply
    48,972.40x = 73,547.70 × 42,848.80
  4. Step 4: Simplify right side
    48,972.40x = 3,151,430,687.76
  5. Step 5: Solve for x
    x = 3,151,430,687.76/48,972.40
  6. Step 6: Final answer
    x = 64,351.16

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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.