Home / 299,501.02-413,319.93-163,543.60

Finding the Fourth Proportional to 299,501.02, 413,319.93 and 163,543.60

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Solution

The fourth proportional to 299,501.02, 413,319.93 and 163,543.60 is: 225,694.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,501.02 : 413,319.93 = 163,543.60 : x
  2. Step 2: Convert to fraction form
    299,501.02/413,319.93 = 163,543.60/x
  3. Step 3: Cross multiply
    299,501.02x = 413,319.93 × 163,543.60
  4. Step 4: Simplify right side
    299,501.02x = 67,595,829,303.95
  5. Step 5: Solve for x
    x = 67,595,829,303.95/299,501.02
  6. Step 6: Final answer
    x = 225,694.82

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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.