Home / 127,575.04-176,055.24-70,986.28

Finding the Fourth Proportional to 127,575.04, 176,055.24 and 70,986.28

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Solution

The fourth proportional to 127,575.04, 176,055.24 and 70,986.28 is: 97,962.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,575.04 : 176,055.24 = 70,986.28 : x
  2. Step 2: Convert to fraction form
    127,575.04/176,055.24 = 70,986.28/x
  3. Step 3: Cross multiply
    127,575.04x = 176,055.24 × 70,986.28
  4. Step 4: Simplify right side
    127,575.04x = 12,497,506,562.11
  5. Step 5: Solve for x
    x = 12,497,506,562.11/127,575.04
  6. Step 6: Final answer
    x = 97,962.00

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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.