Home / 186,657.50-279,987.35-46,416.12

Finding the Fourth Proportional to 186,657.50, 279,987.35 and 46,416.12

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Solution

The fourth proportional to 186,657.50, 279,987.35 and 46,416.12 is: 69,624.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,657.50 : 279,987.35 = 46,416.12 : x
  2. Step 2: Convert to fraction form
    186,657.50/279,987.35 = 46,416.12/x
  3. Step 3: Cross multiply
    186,657.50x = 279,987.35 × 46,416.12
  4. Step 4: Simplify right side
    186,657.50x = 12,995,926,552.12
  5. Step 5: Solve for x
    x = 12,995,926,552.12/186,657.50
  6. Step 6: Final answer
    x = 69,624.46

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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.