Home / 130,346.25-179,877.83-70,730.25

Finding the Fourth Proportional to 130,346.25, 179,877.83 and 70,730.25

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Solution

The fourth proportional to 130,346.25, 179,877.83 and 70,730.25 is: 97,607.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,346.25 : 179,877.83 = 70,730.25 : x
  2. Step 2: Convert to fraction form
    130,346.25/179,877.83 = 70,730.25/x
  3. Step 3: Cross multiply
    130,346.25x = 179,877.83 × 70,730.25
  4. Step 4: Simplify right side
    130,346.25x = 12,722,803,531.71
  5. Step 5: Solve for x
    x = 12,722,803,531.71/130,346.25
  6. Step 6: Final answer
    x = 97,607.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.