Home / 272,206.23-375,642.63-151,346.58

Finding the Fourth Proportional to 272,206.23, 375,642.63 and 151,346.58

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Solution

The fourth proportional to 272,206.23, 375,642.63 and 151,346.58 is: 208,857.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,206.23 : 375,642.63 = 151,346.58 : x
  2. Step 2: Convert to fraction form
    272,206.23/375,642.63 = 151,346.58/x
  3. Step 3: Cross multiply
    272,206.23x = 375,642.63 × 151,346.58
  4. Step 4: Simplify right side
    272,206.23x = 56,852,227,352.71
  5. Step 5: Solve for x
    x = 56,852,227,352.71/272,206.23
  6. Step 6: Final answer
    x = 208,857.19

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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.