Home / 369,005.02-553,718.01-144,383.74

Finding the Fourth Proportional to 369,005.02, 553,718.01 and 144,383.74

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Solution

The fourth proportional to 369,005.02, 553,718.01 and 144,383.74 is: 216,657.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,005.02 : 553,718.01 = 144,383.74 : x
  2. Step 2: Convert to fraction form
    369,005.02/553,718.01 = 144,383.74/x
  3. Step 3: Cross multiply
    369,005.02x = 553,718.01 × 144,383.74
  4. Step 4: Simplify right side
    369,005.02x = 79,947,877,189.16
  5. Step 5: Solve for x
    x = 79,947,877,189.16/369,005.02
  6. Step 6: Final answer
    x = 216,657.97

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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.