Home / 272,345.09-375,830.69-151,483.77

Finding the Fourth Proportional to 272,345.09, 375,830.69 and 151,483.77

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Solution

The fourth proportional to 272,345.09, 375,830.69 and 151,483.77 is: 209,044.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,345.09 : 375,830.69 = 151,483.77 : x
  2. Step 2: Convert to fraction form
    272,345.09/375,830.69 = 151,483.77/x
  3. Step 3: Cross multiply
    272,345.09x = 375,830.69 × 151,483.77
  4. Step 4: Simplify right side
    272,345.09x = 56,932,249,045.48
  5. Step 5: Solve for x
    x = 56,932,249,045.48/272,345.09
  6. Step 6: Final answer
    x = 209,044.53

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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.