Home / 102,390.16-153,574.84-27,500.58

Finding the Fourth Proportional to 102,390.16, 153,574.84 and 27,500.58

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Solution

The fourth proportional to 102,390.16, 153,574.84 and 27,500.58 is: 41,248.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,390.16 : 153,574.84 = 27,500.58 : x
  2. Step 2: Convert to fraction form
    102,390.16/153,574.84 = 27,500.58/x
  3. Step 3: Cross multiply
    102,390.16x = 153,574.84 × 27,500.58
  4. Step 4: Simplify right side
    102,390.16x = 4,223,397,173.41
  5. Step 5: Solve for x
    x = 4,223,397,173.41/102,390.16
  6. Step 6: Final answer
    x = 41,248.08

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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.