Home / 253,088.32-349,252.14-151,130.92

Finding the Fourth Proportional to 253,088.32, 349,252.14 and 151,130.92

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Solution

The fourth proportional to 253,088.32, 349,252.14 and 151,130.92 is: 208,554.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,088.32 : 349,252.14 = 151,130.92 : x
  2. Step 2: Convert to fraction form
    253,088.32/349,252.14 = 151,130.92/x
  3. Step 3: Cross multiply
    253,088.32x = 349,252.14 × 151,130.92
  4. Step 4: Simplify right side
    253,088.32x = 52,782,797,230.17
  5. Step 5: Solve for x
    x = 52,782,797,230.17/253,088.32
  6. Step 6: Final answer
    x = 208,554.85

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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.