Home / 99,466.04-137,264.88-54,145.32

Finding the Fourth Proportional to 99,466.04, 137,264.88 and 54,145.32

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Solution

The fourth proportional to 99,466.04, 137,264.88 and 54,145.32 is: 74,721.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,466.04 : 137,264.88 = 54,145.32 : x
  2. Step 2: Convert to fraction form
    99,466.04/137,264.88 = 54,145.32/x
  3. Step 3: Cross multiply
    99,466.04x = 137,264.88 × 54,145.32
  4. Step 4: Simplify right side
    99,466.04x = 7,432,250,852.36
  5. Step 5: Solve for x
    x = 7,432,250,852.36/99,466.04
  6. Step 6: Final answer
    x = 74,721.50

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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.