Home / 180,547.47-249,152.45-99,973.26

Finding the Fourth Proportional to 180,547.47, 249,152.45 and 99,973.26

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Solution

The fourth proportional to 180,547.47, 249,152.45 and 99,973.26 is: 137,961.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,547.47 : 249,152.45 = 99,973.26 : x
  2. Step 2: Convert to fraction form
    180,547.47/249,152.45 = 99,973.26/x
  3. Step 3: Cross multiply
    180,547.47x = 249,152.45 × 99,973.26
  4. Step 4: Simplify right side
    180,547.47x = 24,908,583,536.30
  5. Step 5: Solve for x
    x = 24,908,583,536.30/180,547.47
  6. Step 6: Final answer
    x = 137,961.41

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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.