Home / 107,384.07-148,264.15-67,115.93

Finding the Fourth Proportional to 107,384.07, 148,264.15 and 67,115.93

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Solution

The fourth proportional to 107,384.07, 148,264.15 and 67,115.93 is: 92,666.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,384.07 : 148,264.15 = 67,115.93 : x
  2. Step 2: Convert to fraction form
    107,384.07/148,264.15 = 67,115.93/x
  3. Step 3: Cross multiply
    107,384.07x = 148,264.15 × 67,115.93
  4. Step 4: Simplify right side
    107,384.07x = 9,950,886,312.91
  5. Step 5: Solve for x
    x = 9,950,886,312.91/107,384.07
  6. Step 6: Final answer
    x = 92,666.32

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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.