Home / 153,023.84-229,522.80-53,158.40

Finding the Fourth Proportional to 153,023.84, 229,522.80 and 53,158.40

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Solution

The fourth proportional to 153,023.84, 229,522.80 and 53,158.40 is: 79,733.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,023.84 : 229,522.80 = 53,158.40 : x
  2. Step 2: Convert to fraction form
    153,023.84/229,522.80 = 53,158.40/x
  3. Step 3: Cross multiply
    153,023.84x = 229,522.80 × 53,158.40
  4. Step 4: Simplify right side
    153,023.84x = 12,201,064,811.52
  5. Step 5: Solve for x
    x = 12,201,064,811.52/153,023.84
  6. Step 6: Final answer
    x = 79,733.10

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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.