Home / 107,678.81-148,594.13-59,280.35

Finding the Fourth Proportional to 107,678.81, 148,594.13 and 59,280.35

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Solution

The fourth proportional to 107,678.81, 148,594.13 and 59,280.35 is: 81,805.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,678.81 : 148,594.13 = 59,280.35 : x
  2. Step 2: Convert to fraction form
    107,678.81/148,594.13 = 59,280.35/x
  3. Step 3: Cross multiply
    107,678.81x = 148,594.13 × 59,280.35
  4. Step 4: Simplify right side
    107,678.81x = 8,808,711,439.58
  5. Step 5: Solve for x
    x = 8,808,711,439.58/107,678.81
  6. Step 6: Final answer
    x = 81,805.43

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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.