Home / 166,088.84-229,203.06-99,019.40

Finding the Fourth Proportional to 166,088.84, 229,203.06 and 99,019.40

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Solution

The fourth proportional to 166,088.84, 229,203.06 and 99,019.40 is: 136,647.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,088.84 : 229,203.06 = 99,019.40 : x
  2. Step 2: Convert to fraction form
    166,088.84/229,203.06 = 99,019.40/x
  3. Step 3: Cross multiply
    166,088.84x = 229,203.06 × 99,019.40
  4. Step 4: Simplify right side
    166,088.84x = 22,695,549,479.36
  5. Step 5: Solve for x
    x = 22,695,549,479.36/166,088.84
  6. Step 6: Final answer
    x = 136,647.05

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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.