Home / 105,829.60-158,614.80-46,602.40

Finding the Fourth Proportional to 105,829.60, 158,614.80 and 46,602.40

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Solution

The fourth proportional to 105,829.60, 158,614.80 and 46,602.40 is: 69,846.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,829.60 : 158,614.80 = 46,602.40 : x
  2. Step 2: Convert to fraction form
    105,829.60/158,614.80 = 46,602.40/x
  3. Step 3: Cross multiply
    105,829.60x = 158,614.80 × 46,602.40
  4. Step 4: Simplify right side
    105,829.60x = 7,391,830,355.52
  5. Step 5: Solve for x
    x = 7,391,830,355.52/105,829.60
  6. Step 6: Final answer
    x = 69,846.53

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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.