Home / 180,153.86-248,607.95-99,579.32

Finding the Fourth Proportional to 180,153.86, 248,607.95 and 99,579.32

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Solution

The fourth proportional to 180,153.86, 248,607.95 and 99,579.32 is: 137,417.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,153.86 : 248,607.95 = 99,579.32 : x
  2. Step 2: Convert to fraction form
    180,153.86/248,607.95 = 99,579.32/x
  3. Step 3: Cross multiply
    180,153.86x = 248,607.95 × 99,579.32
  4. Step 4: Simplify right side
    180,153.86x = 24,756,209,613.50
  5. Step 5: Solve for x
    x = 24,756,209,613.50/180,153.86
  6. Step 6: Final answer
    x = 137,417.03

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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.