Home / 288,549.14-432,829.85-99,008.00

Finding the Fourth Proportional to 288,549.14, 432,829.85 and 99,008.00

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Solution

The fourth proportional to 288,549.14, 432,829.85 and 99,008.00 is: 148,514.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,549.14 : 432,829.85 = 99,008.00 : x
  2. Step 2: Convert to fraction form
    288,549.14/432,829.85 = 99,008.00/x
  3. Step 3: Cross multiply
    288,549.14x = 432,829.85 × 99,008.00
  4. Step 4: Simplify right side
    288,549.14x = 42,853,616,370.77
  5. Step 5: Solve for x
    x = 42,853,616,370.77/288,549.14
  6. Step 6: Final answer
    x = 148,514.10

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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.