Home / 153,459.90-230,277.69-83,345.34

Finding the Fourth Proportional to 153,459.90, 230,277.69 and 83,345.34

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Solution

The fourth proportional to 153,459.90, 230,277.69 and 83,345.34 is: 125,065.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,459.90 : 230,277.69 = 83,345.34 : x
  2. Step 2: Convert to fraction form
    153,459.90/230,277.69 = 83,345.34/x
  3. Step 3: Cross multiply
    153,459.90x = 230,277.69 × 83,345.34
  4. Step 4: Simplify right side
    153,459.90x = 19,192,572,367.46
  5. Step 5: Solve for x
    x = 19,192,572,367.46/153,459.90
  6. Step 6: Final answer
    x = 125,065.72

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1.5x scale

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.