Home / 130,061.04-179,483.55-70,445.04

Finding the Fourth Proportional to 130,061.04, 179,483.55 and 70,445.04

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Solution

The fourth proportional to 130,061.04, 179,483.55 and 70,445.04 is: 97,213.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,061.04 : 179,483.55 = 70,445.04 : x
  2. Step 2: Convert to fraction form
    130,061.04/179,483.55 = 70,445.04/x
  3. Step 3: Cross multiply
    130,061.04x = 179,483.55 × 70,445.04
  4. Step 4: Simplify right side
    130,061.04x = 12,643,725,859.09
  5. Step 5: Solve for x
    x = 12,643,725,859.09/130,061.04
  6. Step 6: Final answer
    x = 97,213.78

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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.