Home / 124,459.16-186,630.42-45,518.18

Finding the Fourth Proportional to 124,459.16, 186,630.42 and 45,518.18

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Solution

The fourth proportional to 124,459.16, 186,630.42 and 45,518.18 is: 68,255.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,459.16 : 186,630.42 = 45,518.18 : x
  2. Step 2: Convert to fraction form
    124,459.16/186,630.42 = 45,518.18/x
  3. Step 3: Cross multiply
    124,459.16x = 186,630.42 × 45,518.18
  4. Step 4: Simplify right side
    124,459.16x = 8,495,077,051.04
  5. Step 5: Solve for x
    x = 8,495,077,051.04/124,459.16
  6. Step 6: Final answer
    x = 68,255.94

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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.