Home / 64,607.18-89,153.34-36,317.12

Finding the Fourth Proportional to 64,607.18, 89,153.34 and 36,317.12

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Solution

The fourth proportional to 64,607.18, 89,153.34 and 36,317.12 is: 50,115.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,607.18 : 89,153.34 = 36,317.12 : x
  2. Step 2: Convert to fraction form
    64,607.18/89,153.34 = 36,317.12/x
  3. Step 3: Cross multiply
    64,607.18x = 89,153.34 × 36,317.12
  4. Step 4: Simplify right side
    64,607.18x = 3,237,792,547.18
  5. Step 5: Solve for x
    x = 3,237,792,547.18/64,607.18
  6. Step 6: Final answer
    x = 50,115.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.