Home / 130,013.60-194,962.80-59,914.40

Finding the Fourth Proportional to 130,013.60, 194,962.80 and 59,914.40

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Solution

The fourth proportional to 130,013.60, 194,962.80 and 59,914.40 is: 89,845.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,013.60 : 194,962.80 = 59,914.40 : x
  2. Step 2: Convert to fraction form
    130,013.60/194,962.80 = 59,914.40/x
  3. Step 3: Cross multiply
    130,013.60x = 194,962.80 × 59,914.40
  4. Step 4: Simplify right side
    130,013.60x = 11,681,079,184.32
  5. Step 5: Solve for x
    x = 11,681,079,184.32/130,013.60
  6. Step 6: Final answer
    x = 89,845.06

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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.