Home / 153,669.90-230,535.63-64,923.06

Finding the Fourth Proportional to 153,669.90, 230,535.63 and 64,923.06

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Solution

The fourth proportional to 153,669.90, 230,535.63 and 64,923.06 is: 97,397.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,669.90 : 230,535.63 = 64,923.06 : x
  2. Step 2: Convert to fraction form
    153,669.90/230,535.63 = 64,923.06/x
  3. Step 3: Cross multiply
    153,669.90x = 230,535.63 × 64,923.06
  4. Step 4: Simplify right side
    153,669.90x = 14,967,078,538.63
  5. Step 5: Solve for x
    x = 14,967,078,538.63/153,669.90
  6. Step 6: Final answer
    x = 97,397.59

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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.