Home / 152,980.40-229,381.50-59,376.80

Finding the Fourth Proportional to 152,980.40, 229,381.50 and 59,376.80

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Solution

The fourth proportional to 152,980.40, 229,381.50 and 59,376.80 is: 89,030.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,980.40 : 229,381.50 = 59,376.80 : x
  2. Step 2: Convert to fraction form
    152,980.40/229,381.50 = 59,376.80/x
  3. Step 3: Cross multiply
    152,980.40x = 229,381.50 × 59,376.80
  4. Step 4: Simplify right side
    152,980.40x = 13,619,939,449.20
  5. Step 5: Solve for x
    x = 13,619,939,449.20/152,980.40
  6. Step 6: Final answer
    x = 89,030.62

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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.