Home / 156,965.65-235,448.48-93,980.05

Finding the Fourth Proportional to 156,965.65, 235,448.48 and 93,980.05

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Solution

The fourth proportional to 156,965.65, 235,448.48 and 93,980.05 is: 140,970.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,965.65 : 235,448.48 = 93,980.05 : x
  2. Step 2: Convert to fraction form
    156,965.65/235,448.48 = 93,980.05/x
  3. Step 3: Cross multiply
    156,965.65x = 235,448.48 × 93,980.05
  4. Step 4: Simplify right side
    156,965.65x = 22,127,459,922.82
  5. Step 5: Solve for x
    x = 22,127,459,922.82/156,965.65
  6. Step 6: Final answer
    x = 140,970.08

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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.