Home / 124,319.40-186,479.10-62,111.40

Finding the Fourth Proportional to 124,319.40, 186,479.10 and 62,111.40

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Solution

The fourth proportional to 124,319.40, 186,479.10 and 62,111.40 is: 93,167.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,319.40 : 186,479.10 = 62,111.40 : x
  2. Step 2: Convert to fraction form
    124,319.40/186,479.10 = 62,111.40/x
  3. Step 3: Cross multiply
    124,319.40x = 186,479.10 × 62,111.40
  4. Step 4: Simplify right side
    124,319.40x = 11,582,477,971.74
  5. Step 5: Solve for x
    x = 11,582,477,971.74/124,319.40
  6. Step 6: Final answer
    x = 93,167.10

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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.