Home / 130,548.48-180,159.36-70,932.48

Finding the Fourth Proportional to 130,548.48, 180,159.36 and 70,932.48

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Solution

The fourth proportional to 130,548.48, 180,159.36 and 70,932.48 is: 97,888.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,548.48 : 180,159.36 = 70,932.48 : x
  2. Step 2: Convert to fraction form
    130,548.48/180,159.36 = 70,932.48/x
  3. Step 3: Cross multiply
    130,548.48x = 180,159.36 × 70,932.48
  4. Step 4: Simplify right side
    130,548.48x = 12,779,150,200.01
  5. Step 5: Solve for x
    x = 12,779,150,200.01/130,548.48
  6. Step 6: Final answer
    x = 97,888.16

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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.