Home / 75,349,257.60-112,855,924.80-58,217,174.40

Finding the Fourth Proportional to 75,349,257.60, 112,855,924.80 and 58,217,174.40

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Solution

The fourth proportional to 75,349,257.60, 112,855,924.80 and 58,217,174.40 is: 87,195,989.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,349,257.60 : 112,855,924.80 = 58,217,174.40 : x
  2. Step 2: Convert to fraction form
    75,349,257.60/112,855,924.80 = 58,217,174.40/x
  3. Step 3: Cross multiply
    75,349,257.60x = 112,855,924.80 × 58,217,174.40
  4. Step 4: Simplify right side
    75,349,257.60x = 6,570,153,056,154,885
  5. Step 5: Solve for x
    x = 6,570,153,056,154,885/75,349,257.60
  6. Step 6: Final answer
    x = 87,195,989.26

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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.