Home / 155,866.60-233,799.90-118,541.80

Finding the Fourth Proportional to 155,866.60, 233,799.90 and 118,541.80

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Solution

The fourth proportional to 155,866.60, 233,799.90 and 118,541.80 is: 177,812.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,866.60 : 233,799.90 = 118,541.80 : x
  2. Step 2: Convert to fraction form
    155,866.60/233,799.90 = 118,541.80/x
  3. Step 3: Cross multiply
    155,866.60x = 233,799.90 × 118,541.80
  4. Step 4: Simplify right side
    155,866.60x = 27,715,060,985.82
  5. Step 5: Solve for x
    x = 27,715,060,985.82/155,866.60
  6. Step 6: Final answer
    x = 177,812.70

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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.